{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02371_025.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Indianapolis, Indiana | 1956 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"108"},{"label":"placed","value":"100"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef-snap 52, georef 45, georef-street 2, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"11 sheet(s) cut into 22 panels"},{"label":"unplaced pages","value":"p201 (tier 1, 39.77942,-86.13843 +/-268m); p211__2 (tier 1, 39.77821,-86.12894 +/-106m); p233__1 (tier 1, 39.76759,-86.12418 +/-100m); p237__2 (tier 1, 39.78082,-86.11162 +/-140m); p241__2 (tier 1, 39.76409,-86.13016 +/-100m); p292__2 (tier 1, 39.77952,-86.10723 +/-138m); p296 (tier 1, 39.76479,-86.10881 +/-133m); p297__2 (tier 1, 39.76012,-86.11047 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0202/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p202","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0202/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0202","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"70.2,1922.3 69.2,1753.2 89.2,1752.4 64.2,57.6 1575.1,46.0 1604.2,1626.3 1587.7,1625.7 1586.4,1922.8 865.8,1925.1 810.6,1921.5 287.0,1922.7 70.2,1922.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0202/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[436.0,686.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13813080071533,39.78004807021388]}},{"type":"Feature","properties":{"resourceCoords":[828.0,1880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1371731295845,39.77785737652869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0203/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p203","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.39"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0203/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0203","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"58.0,968.6 71.2,550.0 207.1,136.1 804.2,66.3 1072.5,140.3 1088.5,219.3 1371.3,200.1 1376.8,366.3 1577.2,361.2 1599.2,1720.0 73.8,1754.0 58.0,968.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0203/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1423183,39.7785069]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1382666,39.7784441]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1383651,39.774685000000005]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1424168,39.7747478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0204/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p204","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0204/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0204","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1511.7,1801.6 1497.2,1359.0 1473.4,918.6 1564.3,277.6 1490.8,243.3 1481.1,156.6 1472.8,1.0 1456.4,1.0 1465.3,293.6 753.3,320.7 698.6,319.0 181.2,338.3 168.5,338.7 201.3,1705.1 251.2,1703.6 250.4,1753.6 735.5,1833.7 734.9,1812.6 933.5,1814.7 1123.8,1807.2 1511.7,1801.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0204/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[714.0,1400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13725006071813,39.77577039078019]}},{"type":"Feature","properties":{"resourceCoords":[188.0,1400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13852246100889,39.7757977382092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0205/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p205","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.09"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0205/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0205","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.7,1020.9 1432.6,1045.0 1400.8,1758.5 1372.7,1759.2 1235.1,1759.7 132.0,1753.0 129.2,2000.0 126.2,2000.0 125.3,2000.0 129.1,1755.0 99.8,325.6 1572.4,292.4 1554.7,1020.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0205/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[132.0,1753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.142217,39.772367]}},{"type":"Feature","properties":{"resourceCoords":[1619.0,1753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1383466,39.7723061]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0206/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p206","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0206/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0206","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"128.9,1746.6 156.6,968.3 289.5,940.9 300.9,196.9 792.7,277.4 792.0,256.0 993.4,257.8 1186.2,249.9 1579.4,243.7 1593.2,626.9 1616.1,1432.6 1625.0,1674.2 902.1,1708.0 325.5,1739.9 128.9,1746.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0206/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1193.0,649.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13629826937425,39.77425966956492]}},{"type":"Feature","properties":{"resourceCoords":[1193.0,1223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13633870613074,39.77320688084734]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0207/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p207","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0207/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0207","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.8,449.6 84.0,449.6 88.7,183.8 1275.7,198.8 1423.7,199.2 1482.2,198.1 1455.5,767.9 1389.9,794.0 1399.7,1263.8 1404.8,1389.7 1412.8,1415.5 1419.1,1707.3 1051.5,1705.6 492.8,1697.5 111.8,1688.1 76.3,1719.9 73.7,2009.0 46.0,2009.0 79.8,449.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0207/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[497.0,1700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.14128033101434,39.76953744736061]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,950.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13907073440245,39.77090853460058]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0208/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p208","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0208/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0208","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"311.9,170.6 885.8,142.8 1605.1,113.8 1637.5,1207.8 1647.8,1637.2 1628.7,1639.8 856.6,1670.0 523.6,1679.9 111.7,1696.6 94.8,1697.2 85.8,1403.2 77.5,1377.1 71.2,1250.4 57.0,776.7 123.0,749.9 144.8,175.2 311.9,170.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0208/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[566.0,1660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13791754809806,39.76954873691741]}},{"type":"Feature","properties":{"resourceCoords":[904.0,152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13702372996134,39.77231516036424]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0209/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p209","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0209/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0209","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"119.4,606.7 114.8,316.3 149.6,283.4 532.5,283.3 1093.8,277.4 1463.1,269.9 1479.8,268.9 1532.3,265.9 1544.3,1037.5 1560.8,1036.6 1609.1,1637.2 1599.2,1637.7 1059.2,1667.0 795.0,1687.7 804.5,1716.0 685.5,1860.0 686.1,1837.4 205.5,1856.1 95.0,1641.6 91.6,607.4 119.4,606.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0209/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1475.0,279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13902222764986,39.76948222447816]}},{"type":"Feature","properties":{"resourceCoords":[117.0,1053.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.14236244050474,39.768148591710826]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0210/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p210","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0210/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0210","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1598.2,1600.9 1568.4,1604.7 1204.0,1619.6 797.2,1633.8 526.9,1645.5 502.0,1646.6 277.8,1654.8 125.7,1661.2 84.6,1058.8 68.0,1059.5 65.4,286.2 424.2,270.4 756.6,259.1 1527.6,226.1 1546.7,223.3 1570.1,989.1 1574.1,1005.4 1598.2,1600.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0210/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1571.0,1037.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13531495917826,39.76804153549629]}},{"type":"Feature","properties":{"resourceCoords":[1571.0,1631.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13535322315813,39.76694482010981]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0211__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p211 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.47"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0211__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0211","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1633.0,79.8 1612.2,81.0 1545.2,46.4 636.8,51.1 459.4,108.0 461.8,201.2 559.0,228.8 577.1,270.1 579.0,881.5 576.7,884.4 566.7,884.5 226.1,887.3 184.2,927.6 181.4,1106.5 109.5,1142.7 85.8,1224.4 109.4,1888.3 90.2,1948.4 727.3,1943.5 1193.0,1974.6 1267.5,1974.6 1401.7,1975.5 1435.3,1975.5 1605.3,1975.5 1609.6,1975.5 1622.1,962.2 1632.8,95.2 1633.0,79.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0211__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.13376338940908,39.78141582974274]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12597871884451,39.78150817981077]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12583467154181,39.774234805019574]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.13361934210639,39.774142454951544]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0212/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p212","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0212/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0212","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"118.1,1844.3 102.8,1844.5 101.2,1836.2 103.2,1451.9 104.8,1236.8 106.2,688.5 106.4,568.0 110.4,166.3 365.7,166.9 428.4,169.2 553.0,159.3 557.3,145.4 1040.8,138.6 1046.9,165.7 1091.2,165.2 1084.7,1040.8 1084.3,1079.5 1235.7,1208.6 1298.7,1208.4 1563.4,1209.1 1559.9,1633.3 1321.1,1632.7 1321.1,1644.1 1079.4,1741.3 1079.0,1795.8 626.0,1795.9 491.3,1796.6 491.1,1840.2 341.7,1841.8 118.1,1844.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0212/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1358778,39.7748872]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1279023,39.7749425]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1278155,39.7675422]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.135791,39.7674869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0213/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p213","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0213/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0213","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"321.7,1801.2 305.9,1801.3 287.4,1801.4 296.8,164.1 297.5,48.7 412.2,154.8 412.2,183.9 906.9,179.7 1088.8,179.9 1141.5,176.8 1316.4,175.4 1517.1,173.8 1513.6,1006.5 1508.1,1799.0 1335.8,1799.7 508.8,1800.5 321.7,1801.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0213/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1109.0,178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1237432,39.7780087]}},{"type":"Feature","properties":{"resourceCoords":[702.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.124888,39.774368]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0214/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p214","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0214/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0214","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1164.4,1938.7 255.8,1959.9 249.6,1160.3 240.8,320.3 644.0,309.4 642.0,103.7 1142.5,44.9 1142.7,58.4 1382.8,51.6 1424.6,441.5 1408.2,441.7 1426.5,1933.2 1164.4,1938.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0214/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1232391394971,39.77874020377522]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11846352818107,39.77871821490868]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11849782496454,39.77425608650491]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12327343628057,39.774278075371456]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0215/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p215","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0215/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0215","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1322.3,220.3 1324.9,822.7 1325.9,1763.0 1327.6,1806.1 883.8,1810.9 450.3,1817.9 446.5,1776.2 449.1,916.5 443.6,229.8 1322.3,220.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0215/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[885.0,241.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11077819977206,39.777473907166765]}},{"type":"Feature","properties":{"resourceCoords":[448.0,1790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11180510305985,39.774594727189395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p216 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.98"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3072.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"4968.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"222.7,1755.4 835.0,1753.0 835.0,1828.5 1445.2,1812.9 1448.7,1750.6 1450.3,1252.3 1450.2,880.8 835.0,878.0 222.8,870.4 223.8,1244.6 222.7,1734.4 222.7,1755.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[835.0,878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.108284,39.779152]}},{"type":"Feature","properties":{"resourceCoords":[835.0,1753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1082542,39.7775386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p216 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.66"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"3171.6"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1273.4,219.8 1043.7,255.0 818.3,244.9 818.3,249.6 383.7,246.8 381.2,619.6 381.0,686.9 1270.6,687.0 1270.7,665.9 1273.4,219.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0216__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[816.0,686.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1108068,39.7775032]}},{"type":"Feature","properties":{"resourceCoords":[381.0,686.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1118437,39.7774887]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0217/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p217","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.41"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0217/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0217","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1606.0,899.0 1596.2,1644.4 1594.5,1812.6 163.0,1780.5 127.3,1348.3 119.6,1348.1 115.7,1348.0 34.0,217.2 47.9,218.1 66.9,61.7 195.9,44.2 743.5,110.8 1550.5,92.5 1632.8,202.0 1633.0,899.3 1606.0,899.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0217/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[699.0,207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.102277,39.776421]}},{"type":"Feature","properties":{"resourceCoords":[1606.0,899.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.103911,39.774667]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0218/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p218","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.63"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0218/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0218","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.2,1836.4 628.1,1842.9 34.9,1849.1 25.0,1245.3 98.9,1244.4 76.0,641.4 150.4,582.6 129.7,395.8 1567.3,386.4 1567.6,401.7 1596.7,1834.4 1554.2,1836.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0218/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.10522394051424,39.7775890889485]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.10521800648803,39.774453327481424]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11010896310728,39.77444778298245]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11011489713349,39.77758354444953]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0219/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p219","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0219/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0219","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1359.1,1843.7 1203.9,1856.0 1030.9,1855.0 599.6,1852.5 286.7,1850.8 250.2,1851.3 252.5,1750.6 255.5,1460.9 265.4,822.6 266.2,786.5 271.1,571.9 275.9,163.8 246.8,102.5 804.8,103.8 1201.1,103.4 1251.0,103.5 1478.0,104.0 1457.8,1835.9 1359.1,1843.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0219/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[266.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1283375,39.7730358]}},{"type":"Feature","properties":{"resourceCoords":[1478.0,104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.125451,39.774363]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0220/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p220","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0220/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0220","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1276.0,91.6 1293.7,1697.5 1038.5,1760.3 998.0,1766.8 285.8,1841.7 271.1,106.7 1276.0,91.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0220/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[776.0,102.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12424017062824,39.77436679111418]}},{"type":"Feature","properties":{"resourceCoords":[277.0,102.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12543687706676,39.77437166795065]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0221/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p221","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0221/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0221","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"191.3,1909.4 255.2,1195.2 329.6,354.8 358.7,23.2 395.1,25.4 706.2,50.2 1306.9,98.6 1561.0,97.5 1488.7,880.2 1395.0,1960.2 191.1,1966.5 191.3,1909.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0221/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[270.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12829608704526,39.76889695169901]}},{"type":"Feature","properties":{"resourceCoords":[1050.0,1212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12642488881453,39.76902556536472]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0222/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p222","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0222/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0222","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1170.0,63.6 1210.8,61.3 1469.9,25.7 1448.6,259.4 1385.0,955.9 1301.1,1876.2 1318.3,1928.8 1031.4,1927.4 768.8,1926.1 272.4,1923.5 377.1,845.1 457.4,63.6 1170.0,63.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0222/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,1891.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12406878984977,39.76786823874153]}},{"type":"Feature","properties":{"resourceCoords":[846.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12450308030186,39.77121352392199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0223/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p223","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0223/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0223","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"227.4,64.2 437.9,64.5 1530.4,61.1 1517.2,1520.1 1514.0,1874.2 1090.5,1891.8 1090.4,1895.1 693.9,1868.2 693.8,1881.7 212.3,1912.0 212.4,1902.2 213.8,1666.8 227.4,64.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0223/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12358589733857,39.77449354450536]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11961330235442,39.77453752830617]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.11954470218505,39.770825549423805]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2010.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1235172971692,39.770781565623]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0224/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p224","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0224/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0224","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"227.9,1795.7 226.5,857.8 225.4,157.9 709.0,123.7 709.0,110.0 1107.7,134.3 1107.7,131.0 1533.2,110.0 1532.2,709.8 1530.7,1730.4 1294.9,1753.0 1141.6,1766.5 711.7,1807.0 250.2,1847.2 227.9,1795.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0224/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1106.0,1784.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12089616797716,39.76801165631221]}},{"type":"Feature","properties":{"resourceCoords":[1618.0,1784.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1196804221917,39.76801818091602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0225/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p225","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0225/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0225","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"126.5,1527.1 110.5,66.2 423.7,59.6 919.1,47.0 1051.1,45.6 1538.2,31.0 1562.2,1462.2 1565.3,1674.4 1567.2,1861.8 1087.1,1845.6 1087.0,1841.6 603.9,1852.9 604.0,1861.3 130.2,1861.1 126.5,1527.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0225/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[592.0,1469.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1187961366553,39.77182872087409]}},{"type":"Feature","properties":{"resourceCoords":[1552.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11647326686685,39.774409905813854]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0226/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p226","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0226/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0226","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.0,731.9 109.2,114.9 585.2,119.0 585.2,110.6 1070.8,103.2 1070.8,107.2 1553.0,127.5 1553.7,533.0 1553.2,1345.8 1556.8,1615.3 815.3,1682.5 464.8,1716.3 114.0,1746.7 111.0,731.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0226/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[212.0,1679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11965493161759,39.768239571084955]}},{"type":"Feature","properties":{"resourceCoords":[119.0,1679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11987704517067,39.768239143556784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0227/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p227","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0227/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0227","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"169.4,215.3 626.9,213.1 973.1,212.5 1586.2,207.9 1582.4,899.8 1575.5,1644.4 1546.0,1644.6 1244.8,1650.3 165.1,1652.2 169.4,215.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0227/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[165.0,670.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1165012457326,39.77363551397979]}},{"type":"Feature","properties":{"resourceCoords":[1582.0,1643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11308133521914,39.77188468175087]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0228/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p228","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0228/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0228","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.3,878.6 98.2,186.3 651.0,177.5 1088.8,169.6 1537.2,163.8 1547.8,1598.9 677.5,1615.5 99.8,1623.6 100.3,878.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0228/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[650.0,1605.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11178266841215,39.77192166433933]}},{"type":"Feature","properties":{"resourceCoords":[650.0,185.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11180126538854,39.77452916220843]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0229/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p229","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0229/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0229","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"171.3,1684.8 179.2,873.8 183.8,281.1 184.3,68.4 1262.8,64.0 1563.6,57.5 1562.4,105.8 1551.6,1565.9 1550.7,1842.0 1259.6,1864.8 964.7,1890.6 722.6,1907.3 172.3,1953.7 171.3,1684.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0229/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[974.0,1870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11452736295125,39.768534064742916]}},{"type":"Feature","properties":{"resourceCoords":[974.0,79.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11457785462784,39.77182860643483]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0230/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p230","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0230/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0230","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"136.0,67.7 714.3,61.3 1585.7,47.4 1604.2,47.1 1623.8,1748.5 1591.5,1750.4 701.5,1802.4 296.7,1839.7 99.3,1857.8 99.3,1580.8 105.3,116.5 106.4,68.0 136.0,67.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0230/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[700.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1117508350608,39.771882862394406]}},{"type":"Feature","properties":{"resourceCoords":[1154.0,1785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11063259825589,39.76874801133945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0231/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p231","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0231/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0231","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"997.0,1611.0 458.9,1635.1 459.1,1615.9 233.6,1625.5 229.8,1625.6 233.7,781.9 224.5,781.8 232.8,69.4 957.5,71.3 1051.2,71.7 1432.3,74.5 1432.2,88.3 1426.8,117.4 1472.0,950.3 1416.8,1561.9 997.2,1593.1 997.0,1611.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0231/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[928.0,787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1062528,39.7719867]}},{"type":"Feature","properties":{"resourceCoords":[1426.0,787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.103857,39.772032]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0232/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p232","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0232/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0232","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.3,1785.1 219.9,1556.2 189.8,1213.6 156.2,871.3 89.4,147.2 368.0,146.0 1030.4,148.1 1187.0,150.4 1325.2,159.3 1370.8,159.6 1366.4,1930.8 1285.0,1929.2 255.1,1910.0 243.3,1785.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0232/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[475.0,870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1182101,39.7676367]}},{"type":"Feature","properties":{"resourceCoords":[368.0,146.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11644,39.767839]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0233__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p233 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"4848.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0233__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0233","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"365.8,1084.7 1330.0,1030.1 1327.2,972.9 1354.4,253.5 877.9,238.6 877.1,261.2 389.1,441.3 385.2,550.1 365.8,1084.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0233__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[869.0,250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12949915534254,39.76889810827996]}},{"type":"Feature","properties":{"resourceCoords":[1346.0,250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12835562777005,39.76893129961384]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0234/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p234","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0234/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0234","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"319.1,2009.0 281.4,2009.0 251.8,1337.9 301.1,1338.3 145.4,325.1 188.7,321.4 476.0,296.2 933.0,256.5 1358.8,216.5 1383.2,214.4 1354.8,1347.6 1573.3,1349.5 321.8,1737.3 319.1,2009.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0234/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[495.0,272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12288202973166,39.767930245836425]}},{"type":"Feature","properties":{"resourceCoords":[1383.0,272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12075313100037,39.767942077048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0235/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p235","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0235/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0235","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"295.7,2009.0 294.0,2009.0 289.4,2009.0 286.1,1988.2 276.5,1949.6 407.0,1620.8 188.6,1562.7 113.9,1433.1 104.2,637.8 161.2,449.8 314.0,342.2 312.4,312.4 572.5,362.3 1101.2,476.6 1259.3,510.8 1477.9,559.2 1481.2,560.0 1401.4,1249.1 1450.1,1279.4 1651.0,1741.3 1624.5,1851.7 1190.8,1736.6 723.5,1615.8 456.5,1541.1 354.4,1932.6 344.1,1946.0 295.7,2009.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0235/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1480.0,578.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13790687246609,39.766936096368866]}},{"type":"Feature","properties":{"resourceCoords":[47.0,1433.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.14080235863455,39.76479434915317]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0236/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p236","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0236/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0236","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"122.6,1085.0 142.8,902.7 162.1,937.1 170.8,956.3 206.8,881.4 213.1,865.8 208.0,463.0 484.1,464.5 964.6,457.4 1411.3,453.7 1453.9,1449.0 1424.7,1449.0 984.4,1450.6 214.4,1457.4 213.5,1373.8 172.7,1375.6 122.6,1085.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0236/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[966.0,1451.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1380453,39.76288]}},{"type":"Feature","properties":{"resourceCoords":[208.0,463.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.139783,39.764771]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0237__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p237 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0237__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0237","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"510.0,1931.8 510.3,1891.4 510.1,1824.3 977.0,1786.8 1146.1,1845.3 1156.1,1820.0 1594.8,1817.9 1608.7,1405.6 1611.3,1406.0 1608.3,769.7 1599.5,770.8 1624.7,208.4 1186.2,217.4 1156.0,218.0 1164.3,809.3 1134.7,812.3 772.9,817.6 369.1,821.0 100.6,825.5 79.2,825.9 157.2,1511.3 211.3,1529.6 510.0,1931.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0237__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1176.0,1337.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1352583,39.7660168]}},{"type":"Feature","properties":{"resourceCoords":[1156.0,218.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1353056,39.7680998]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0238/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p238","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0238/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0238","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1618.2,1836.0 104.1,1841.0 118.6,1424.9 121.3,1425.3 119.2,783.3 110.2,784.3 136.4,216.9 140.2,216.8 438.3,211.2 438.1,124.0 706.9,120.5 1611.1,113.0 1611.4,647.8 1609.3,700.0 1614.8,1344.5 1615.4,1420.2 1616.6,1587.3 1618.2,1836.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0238/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[448.0,1488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13342,39.765773]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,1488.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.130617,39.765775]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0239/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p239","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0239/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0239","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1534.4,409.2 1538.2,1637.1 1323.7,1572.5 891.8,1441.8 838.4,1429.0 394.3,1374.9 156.7,1368.6 150.3,362.6 151.1,207.6 150.8,139.8 622.8,100.6 793.9,159.3 804.0,133.7 1409.0,129.2 1513.8,402.2 1534.4,409.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0239/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.0,1418.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.135675375589,39.76275422130887]}},{"type":"Feature","properties":{"resourceCoords":[148.0,-69.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13687642977808,39.765494542792]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0240/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p240","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0240/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0240","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.2,1475.9 1548.6,1843.8 1014.4,1849.1 837.5,1793.5 304.8,1632.1 304.0,403.0 283.4,396.0 179.2,122.5 1536.2,115.8 1536.5,149.2 1542.1,822.7 1543.8,1088.1 1546.2,1475.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0240/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1018.0,1849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1318535,39.7619462]}},{"type":"Feature","properties":{"resourceCoords":[304.0,403.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1335595,39.7646064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0241__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p241 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0241__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0241","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.6,1441.7 526.2,1589.8 526.4,1608.9 578.6,1608.4 734.9,1663.3 1062.8,1777.4 1616.9,1925.5 1617.9,1546.2 1582.9,866.4 1607.4,866.4 1526.2,362.8 1417.0,373.2 1169.8,396.6 570.5,453.4 91.8,498.8 90.8,524.8 93.9,845.8 94.0,864.2 94.2,883.5 94.9,966.8 96.0,1107.2 98.6,1441.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0241__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[524.0,1331.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1285484,39.7642427]}},{"type":"Feature","properties":{"resourceCoords":[947.0,1736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1265108,39.7627426]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0242/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p242","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0242/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0242","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1412.0,1872.3 1411.8,1902.5 1354.3,1833.5 1354.4,1853.1 1086.0,1846.4 1086.0,1853.8 809.3,1850.5 809.4,1838.5 360.4,1881.7 378.3,1903.8 253.2,1858.8 90.2,1802.1 95.6,1374.0 81.2,1024.0 81.1,1023.4 100.1,1023.5 101.8,886.6 733.0,692.9 1533.2,702.0 1533.6,678.7 1538.8,607.7 1546.4,625.6 1547.4,673.9 1546.7,753.6 1544.6,888.8 1545.8,1001.5 1538.8,1009.6 1542.0,1131.3 1540.5,1518.5 1532.5,1518.5 1530.3,1963.5 1412.3,1816.9 1412.0,1872.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0242/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1093.0,1512.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11852723568228,39.762976509007125]}},{"type":"Feature","properties":{"resourceCoords":[1541.0,1512.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11639598333518,39.76299272472378]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0243/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p243","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0243/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0243","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.4,1401.8 93.0,1241.7 109.1,564.7 113.8,279.9 664.8,238.8 907.2,224.5 1202.6,201.5 1494.1,181.6 1521.8,179.4 1581.8,1559.5 1551.9,1558.1 1569.8,1713.4 98.1,1747.8 99.6,1692.1 102.9,1533.6 102.5,1489.8 102.1,1437.5 87.4,1401.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0243/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.0,1240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11510231711421,39.766619362877556]}},{"type":"Feature","properties":{"resourceCoords":[654.0,236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11515405333787,39.76846474782212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0244/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p244","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0244/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0244","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"130.9,1550.0 161.0,1551.2 91.2,180.3 90.0,156.1 261.3,141.3 670.0,106.0 1568.2,58.5 1608.6,56.4 1609.5,503.3 1607.6,1180.0 1603.8,1180.2 1619.2,1609.1 1664.0,1610.9 1664.0,1713.0 246.9,1704.0 150.1,1707.0 130.9,1550.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0244/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1142.0,1208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.110559,39.766718]}},{"type":"Feature","properties":{"resourceCoords":[670.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.111712,39.768709]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0245/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p245","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0245/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0245","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"125.8,1764.4 81.3,1762.4 67.9,1336.7 71.7,1336.5 76.5,665.2 77.6,221.8 532.8,199.8 532.4,238.5 1618.6,183.3 1612.7,1830.0 136.5,1764.9 132.6,1865.8 125.3,1865.8 125.8,1764.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0245/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[86.0,1310.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10942595735561,39.76683009069927]}},{"type":"Feature","properties":{"resourceCoords":[1433.0,186.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10626534520215,39.76893476709995]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0246/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p246","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0246/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0246","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1515.0,34.2 1630.3,63.6 1636.7,114.6 1629.9,1714.8 1548.2,1808.0 1551.5,1830.5 83.9,1766.8 88.8,104.3 1332.2,43.3 1515.0,34.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0246/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1605.0,1346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10211298000984,39.76675998734155]}},{"type":"Feature","properties":{"resourceCoords":[1605.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10216733895531,39.76910026384706]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0247/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p247","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0247/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0247","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"117.8,873.6 118.1,1315.8 1.0,1172.0 1.0,1320.1 467.6,1846.4 581.0,1838.3 584.9,1783.3 1072.6,1759.8 1077.3,1796.5 1092.8,1784.1 1095.2,1751.7 1085.7,1728.8 1048.6,1712.4 1054.7,1707.6 1099.3,1707.7 1119.8,1715.3 1163.0,1742.2 1204.5,1727.0 1259.3,1713.3 1307.5,1708.2 1581.9,1706.1 1581.7,1583.2 1580.9,1228.6 1580.8,1194.0 1580.8,1193.6 1606.8,107.2 910.2,109.5 127.5,141.2 126.4,247.8 128.2,359.8 121.4,367.9 125.2,488.8 125.8,873.5 117.8,873.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0247/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[862.0,1237.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1128661,39.7616435]}},{"type":"Feature","properties":{"resourceCoords":[1344.0,1708.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1105488,39.7599181]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0248/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p248","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0248/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0248","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"167.7,1683.6 102.5,1683.4 104.3,1562.1 106.4,1417.8 109.3,1212.0 109.8,1177.9 153.2,105.4 160.2,105.5 162.2,55.9 1618.1,123.5 1648.1,330.2 1651.1,1398.2 1628.0,1814.0 1597.4,1889.3 1564.3,1914.0 902.6,1878.5 626.8,1912.5 362.7,1903.4 363.9,1923.9 167.7,1683.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0248/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1626.0,198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10217507597766,39.765582982040534]}},{"type":"Feature","properties":{"resourceCoords":[1626.0,1682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10202481071529,39.760052851196704]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0249/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p249","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0249/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0249","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"164.2,93.1 76.2,121.8 44.1,626.5 93.0,1029.2 60.6,1585.1 127.1,1862.6 221.9,1864.8 1436.0,1861.9 1435.4,1407.2 1429.5,1407.2 1418.0,131.2 1410.2,130.8 966.6,112.4 190.7,84.3 193.5,1.0 152.5,1.0 164.2,93.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0249/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[947.0,115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13804789130204,39.7628743883936]}},{"type":"Feature","properties":{"resourceCoords":[192.0,1396.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1398413924188,39.76050477106205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0250/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p250","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0250/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0250","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"174.4,138.7 411.3,145.7 853.8,200.8 907.1,213.8 1337.2,345.4 1487.7,391.1 1453.3,1402.5 1431.6,1403.0 1437.8,1856.1 809.9,1859.6 545.3,1862.5 180.7,1865.5 177.5,1411.6 171.6,1411.7 152.8,137.8 174.4,138.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0250/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1441.0,1849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13382357267947,39.759688998506626]}},{"type":"Feature","properties":{"resourceCoords":[173.0,1403.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13686980572847,39.760512905968056]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p251 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"162.4,1901.4 1486.5,1900.2 1512.6,1777.2 1517.0,1346.0 1515.9,686.2 987.2,686.6 812.5,630.1 286.9,465.6 224.2,445.9 181.6,1450.8 160.0,1451.0 162.4,1901.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1517.0,1346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.130568,39.760729]}},{"type":"Feature","properties":{"resourceCoords":[160.0,1451.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1338461,39.7605128]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p251 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.92"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2526.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4133.2"},{"label":"split_canvas_h","value":"2360.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"709.8,489.5 1141.1,496.7 1141.5,488.5 1561.2,540.7 1567.5,409.0 1570.1,356.2 733.9,12.4 720.6,275.6 709.8,489.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0251__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[631.7,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.13084577045741,39.76384523819768]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12835766328583,39.76395281668215]}},{"type":"Feature","properties":{"resourceCoords":[1665.0,590.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.12827776454876,39.76286208598493]}},{"type":"Feature","properties":{"resourceCoords":[631.7,590.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.13076587172034,39.76275450750046]}},{"type":"Feature","properties":{"resourceCoords":[1570.1,356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.128538,39.7632841]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0252/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p252","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0252/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0252","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.3,1897.5 768.5,1897.4 1023.9,1896.3 1439.8,1894.5 1444.9,113.5 1135.0,1.0 1027.2,1.0 1027.2,14.7 1026.9,147.2 602.9,114.2 602.9,122.5 169.3,135.2 168.5,307.0 167.0,674.0 167.0,1339.0 161.8,1773.6 135.3,1897.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0252/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[167.0,674.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.130584,39.761955]}},{"type":"Feature","properties":{"resourceCoords":[167.0,1339.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.130568,39.760729]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0253/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p253","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0253/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0253","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"232.8,1715.7 147.2,1407.6 220.2,383.0 186.8,242.8 281.6,245.1 1496.6,243.9 1497.2,243.9 1520.8,726.9 1532.4,726.8 1542.1,1211.8 1522.5,1211.8 1514.8,1697.2 963.4,1698.6 246.0,1700.5 245.3,1783.9 226.4,1769.0 232.8,1715.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0253/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[251.0,728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1398287185852,39.758750656504894]}},{"type":"Feature","properties":{"resourceCoords":[251.0,250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13983675403523,39.759631322300656]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0254/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p254","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0254/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0254","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"223.8,1201.0 243.3,1201.0 235.2,718.7 223.7,718.8 201.6,238.4 564.5,239.1 828.4,238.8 1454.2,241.7 1447.8,1451.0 1447.3,1684.1 575.0,1683.7 214.8,1683.6 223.8,1201.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0254/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[600.0,1201.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1358668,39.7578827]}},{"type":"Feature","properties":{"resourceCoords":[1452.0,718.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1338251,39.7587934]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0255/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p255","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0255/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0255","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"179.5,1711.2 178.6,1477.0 178.0,262.0 1512.3,255.2 1488.5,346.5 1486.2,499.2 1488.0,1704.0 179.5,1711.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0255/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1488.0,1704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1306742,39.7570269]}},{"type":"Feature","properties":{"resourceCoords":[178.0,262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1338312,39.7596759]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0256/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p256","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0256/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0256","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"947.5,241.8 1082.6,240.6 1208.1,715.4 1250.4,715.1 1250.5,875.5 1336.4,1200.5 1250.5,1200.9 1251.0,1686.0 289.5,1689.7 289.5,487.9 292.1,335.6 316.0,244.6 947.5,241.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0256/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[289.0,1205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1306821,39.757923]}},{"type":"Feature","properties":{"resourceCoords":[1251.0,1686.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1283621,39.7570441]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0257/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p257","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0257/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0257","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1536.5,1563.6 1515.1,1563.7 526.7,1567.9 511.0,1568.0 510.3,1086.7 595.5,1086.3 510.1,763.8 510.0,604.7 468.1,605.0 343.3,134.0 462.0,132.9 873.5,129.3 992.7,128.5 1071.2,127.8 1508.6,406.3 1506.5,604.8 1503.1,1042.2 1532.1,1115.8 1535.7,1353.1 1536.5,1563.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0257/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[511.0,1568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1283621,39.7570441]}},{"type":"Feature","properties":{"resourceCoords":[1509.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.125962,39.759739]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0258/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p258","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0258/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0258","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"844.5,1795.7 646.2,1795.8 646.9,1678.1 152.7,1384.0 153.0,1352.0 152.7,1112.2 124.5,1037.5 134.2,596.0 140.1,359.1 140.0,350.0 139.4,259.1 1128.2,201.4 1125.0,372.7 1123.3,464.9 1121.1,578.6 1120.7,603.6 1110.0,1087.0 1109.0,1141.0 1071.9,1930.9 844.5,1795.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0258/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1111.0,1356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12358210398114,39.75748167977009]}},{"type":"Feature","properties":{"resourceCoords":[1111.0,593.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12361778325858,39.758889305917485]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0259/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p259","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0259/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0259","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1020.5,1893.0 264.3,1887.4 212.3,1896.0 149.5,1936.3 141.8,1596.6 202.1,855.6 163.5,392.4 222.9,334.4 248.6,131.2 267.6,146.2 268.6,62.6 988.2,64.2 1485.1,65.2 1524.9,550.2 1530.8,550.3 1521.7,1222.6 1518.6,1222.6 1532.4,1894.5 1020.5,1893.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0259/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1003.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13803710791991,39.75485992448244]}},{"type":"Feature","properties":{"resourceCoords":[1003.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13801837778006,39.753649493606794]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0260/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p260","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0260/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0260","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"167.0,1887.8 149.9,1219.1 153.0,1219.0 158.7,549.8 152.8,549.8 110.8,67.2 528.4,66.0 1404.4,63.5 1402.9,547.9 1405.7,1214.8 1404.6,1884.7 378.6,1887.3 167.0,1887.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0260/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[552.0,549.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1358509,39.7560969]}},{"type":"Feature","properties":{"resourceCoords":[552.0,1887.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1358289,39.7536279]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0261/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p261","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0261/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0261","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1320.4,1908.0 199.2,1902.6 204.4,1227.3 205.9,554.9 210.4,66.7 1528.8,71.1 1524.3,573.1 1529.8,897.5 1523.3,1587.4 1516.2,1907.3 1320.4,1908.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0261/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[213.0,559.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13379141659009,39.75610240817231]}},{"type":"Feature","properties":{"resourceCoords":[213.0,1890.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13374992519196,39.75366636773152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0262/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p262","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0262/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0262","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"119.0,909.9 109.1,586.3 106.5,85.2 1075.8,75.0 1091.8,74.8 1581.7,69.7 1591.1,577.5 1598.2,577.4 1600.8,1587.3 586.5,1593.3 122.2,1598.7 119.0,909.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0262/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[114.0,590.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13065739935531,39.75610120822539]}},{"type":"Feature","properties":{"resourceCoords":[1611.0,1581.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12708858143729,39.75428161647452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p263 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1606.0,1826.2 1604.2,1368.0 1604.2,1320.0 1603.8,978.1 1573.3,942.0 1549.0,633.0 1355.2,521.4 1280.2,522.5 1177.8,524.0 1155.1,524.3 1154.6,456.7 1154.2,405.5 651.6,115.9 652.3,297.9 630.5,298.0 114.9,300.1 121.0,809.2 128.2,809.1 124.2,1821.3 357.6,1818.3 1573.9,1816.3 1606.0,1826.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[578.0,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12603974326902,39.75519186713069]}},{"type":"Feature","properties":{"resourceCoords":[1592.0,862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12363274511644,39.7560401768803]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p263 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.68"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4604.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2056.0"},{"label":"split_canvas_h","value":"2097.2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1194.8,523.3 1195.4,510.6 1627.5,514.3 1570.2,289.4 1592.1,182.1 1589.0,86.9 1180.5,59.1 1176.6,523.3 1189.0,523.3 1194.8,523.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0263__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1587.2,392.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1222048,39.7502982]}},{"type":"Feature","properties":{"resourceCoords":[1176.0,599.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1232274,39.7498787]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0264/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p264","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0264/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0264","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"658.4,2009.0 655.2,2009.0 654.2,1908.7 221.5,1886.1 217.6,1335.8 213.7,1060.7 95.4,1060.8 95.8,51.4 125.4,60.7 337.4,61.5 533.7,65.8 1089.0,66.0 1088.8,81.3 1578.0,125.2 1626.8,354.2 1599.5,1784.5 1517.8,1850.2 676.4,1916.5 659.1,2009.0 658.4,2009.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0264/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[568.0,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1224628,39.7542572]}},{"type":"Feature","properties":{"resourceCoords":[1089.0,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1212231,39.7542656]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0265/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p265","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0265/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0265","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1428.0,1808.8 781.6,1764.0 781.6,1759.2 233.3,1750.6 232.7,1784.4 171.0,1784.2 128.5,224.9 190.6,184.7 242.2,175.9 992.3,178.1 1451.5,177.3 1469.8,857.5 1438.2,857.5 1434.5,1198.5 1428.0,1808.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0265/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[972.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1380128,39.7523519]}},{"type":"Feature","properties":{"resourceCoords":[972.0,178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1380248,39.753613]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0266/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p266","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0266/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0266","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"167.3,144.3 229.2,144.7 230.0,110.8 780.5,120.5 780.4,125.2 1429.3,171.4 1428.1,268.1 1423.8,618.0 1412.0,1863.4 208.8,1863.5 213.4,1546.0 202.8,1545.9 167.3,144.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0266/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[775.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.138458,39.749805]}},{"type":"Feature","properties":{"resourceCoords":[1424.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.136901,39.749816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0267/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p267","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0267/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0267","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1494.5,1828.5 843.8,1814.1 843.8,1806.5 199.3,1800.8 200.8,1204.0 201.6,861.8 233.4,861.6 209.4,179.2 469.6,176.7 1495.4,166.1 1498.5,623.0 1495.5,906.5 1495.3,1417.8 1494.5,1828.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0267/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[643.0,175.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1358289,39.7536279]}},{"type":"Feature","properties":{"resourceCoords":[1496.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1337825,39.752377]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0268/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p268","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"21"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0268/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0268","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"177.9,596.0 179.6,245.6 180.2,133.2 826.1,140.5 826.1,148.1 1478.3,164.1 1476.6,542.5 1476.2,1151.7 1434.9,1185.1 1456.6,1690.8 1471.5,1681.1 1471.1,1835.1 1238.0,1836.0 1253.6,1825.5 786.4,1835.2 784.6,1840.7 175.5,1843.5 177.9,596.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0268/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1238.0,1836.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.134357,39.747495]}},{"type":"Feature","properties":{"resourceCoords":[178.0,574.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.136901,39.749816]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0269/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p269","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0269/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0269","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1313.3,167.5 1506.8,164.2 1511.0,799.8 1487.8,892.2 1489.3,1110.5 1490.2,1187.3 1497.8,1797.8 854.6,1811.5 854.6,1818.1 203.2,1804.1 204.2,1424.6 204.6,915.0 207.8,632.4 205.0,177.0 1313.3,167.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0269/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[856.0,854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.132215,39.752389]}},{"type":"Feature","properties":{"resourceCoords":[205.0,177.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1337825,39.753643]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0270/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p270","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0270/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0270","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"190.3,1687.6 175.2,1697.3 158.1,1187.2 200.1,1153.8 206.1,539.5 211.7,127.8 871.9,149.3 872.0,142.7 1524.3,136.1 1524.5,309.8 1525.8,843.0 1537.7,1011.4 1539.7,1181.0 1567.2,1183.5 1637.3,1331.2 1633.8,1331.9 1589.1,1773.4 1540.2,1773.5 1540.4,1840.3 651.2,1844.3 188.6,1842.9 190.3,1687.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0270/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[205.0,1124.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13377807516196,39.748810562897795]}},{"type":"Feature","properties":{"resourceCoords":[205.0,580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13379206320097,39.74980404710357]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0271/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p271","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0271/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0271","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.1,1388.4 60.2,1169.7 83.3,1077.0 77.8,440.0 80.1,123.1 540.9,117.2 1547.5,109.9 1554.8,1116.4 1564.2,1116.3 1572.5,1419.3 1314.1,1465.7 1315.0,1515.0 933.4,1481.0 933.7,1506.4 571.1,1473.6 570.9,1448.8 62.3,1403.5 62.1,1388.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0271/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[570.0,1119.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1294677,39.7524094]}},{"type":"Feature","properties":{"resourceCoords":[1308.0,1119.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.127694,39.7524064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0272/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p272","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0272/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0272","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"136.8,1770.8 109.2,1768.3 107.7,1598.5 96.2,1430.0 96.2,896.5 97.0,103.3 97.1,40.7 611.1,94.5 611.0,119.6 977.5,158.4 977.6,132.8 1363.3,173.1 1363.1,123.2 1625.4,80.2 1638.5,1177.0 1645.0,1177.1 1643.1,1719.2 1640.8,1902.4 1407.5,1950.2 572.5,1931.7 403.1,1877.8 206.6,1918.7 136.8,1770.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0272/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12942968228275,39.75041929848557]}},{"type":"Feature","properties":{"resourceCoords":[1362.0,1549.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1276391266826,39.749163228285454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0273/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p273","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0273/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0273","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.0,1112.7 50.6,1112.7 57.9,125.6 284.4,124.2 1465.7,130.1 1496.7,139.8 1492.9,1120.0 1607.8,1120.2 1610.6,1387.3 1612.2,1825.1 1170.7,1827.3 1170.7,1836.0 723.5,1831.4 723.5,1848.3 289.4,1821.8 289.4,1808.4 68.7,1797.0 60.0,1112.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0273/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1035.0,1117.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12468872091024,39.75242475283005]}},{"type":"Feature","properties":{"resourceCoords":[1482.0,1117.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12359336246557,39.752435085235206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0274/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p274","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0274/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0274","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.0,1323.2 56.6,792.5 50.3,792.5 44.4,109.8 267.3,122.2 267.3,135.8 705.9,164.5 705.9,147.3 1157.8,153.9 1157.8,145.2 1604.0,144.8 1603.7,723.3 1622.6,723.1 1598.0,1360.8 1394.6,1400.9 1331.5,1718.2 1215.5,1730.8 1031.7,1901.4 684.1,1917.4 135.6,1821.5 54.0,1501.8 50.2,1502.6 53.0,1323.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0274/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[712.0,816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12538899205181,39.74982528755101]}},{"type":"Feature","properties":{"resourceCoords":[281.0,816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12643408320884,39.74981202060199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0275/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p275","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0275/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0275","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"259.1,82.6 164.8,342.1 143.9,1518.1 241.9,1761.4 245.2,1995.6 725.8,1656.2 726.0,1679.0 1559.4,1651.3 1557.5,1640.5 1484.6,1641.5 1484.0,1269.5 1486.0,850.7 1483.5,300.8 267.0,321.0 266.3,1.0 255.7,1.0 259.1,82.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0275/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1588.0,1640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1366775,39.7450337]}},{"type":"Feature","properties":{"resourceCoords":[267.0,321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1397884,39.7474575]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0276/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p276","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"23"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0276/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0276","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1394.2,1608.2 1313.5,1860.6 75.7,1844.7 83.8,385.8 562.7,61.6 562.5,84.0 1382.2,73.0 1523.5,978.0 1554.0,978.0 1555.8,1403.3 1478.5,1402.9 1306.5,1596.8 1394.2,1608.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0276/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1554.0,978.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.136304,39.7433384]}},{"type":"Feature","properties":{"resourceCoords":[106.0,1396.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1397853,39.7425295]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0277/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p277","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0277/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0277","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"831.3,301.6 833.0,296.0 1300.8,284.8 1285.2,295.3 1518.6,293.6 1520.0,1623.2 317.6,1635.1 215.1,1636.0 216.6,1267.1 220.9,851.8 221.4,306.4 831.3,301.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0277/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[731.0,1621.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13568854352827,39.74505824700416]}},{"type":"Feature","properties":{"resourceCoords":[335.0,1621.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13663589934751,39.74505954325464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0278/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p278","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0278/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0278","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"271.9,1635.0 188.0,1635.2 198.1,298.5 660.0,298.1 1547.6,290.6 1547.1,223.9 1596.0,223.6 1551.5,681.6 1584.6,1633.5 271.9,1635.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0278/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[658.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1326988,39.746882]}},{"type":"Feature","properties":{"resourceCoords":[193.0,972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1337998,39.7462651]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0279/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p279","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0279/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0279","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.0,1640.0 224.2,1446.7 301.0,1446.7 297.4,1024.2 267.0,1024.3 121.2,115.0 151.0,115.0 1335.6,115.1 1402.5,115.0 1448.8,1019.0 1458.2,1018.9 1453.3,1438.0 1373.3,1438.4 1341.5,1791.6 1268.8,1794.2 54.0,1640.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0279/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[975.0,115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1346765,39.7450463]}},{"type":"Feature","properties":{"resourceCoords":[151.0,115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1366775,39.7450337]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0280/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p280","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0280/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0280","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"105.4,1796.2 142.3,1437.5 223.6,1438.2 234.0,1012.2 224.4,1012.1 188.8,92.6 204.4,92.8 1511.9,109.2 1518.0,395.5 1588.4,543.9 1547.4,748.8 1595.0,933.4 1512.6,1717.8 1519.8,1763.7 105.4,1796.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0280/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[728.0,1442.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.132284,39.7425954]}},{"type":"Feature","properties":{"resourceCoords":[1493.0,109.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.130523,39.7450722]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0281/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p281","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0281/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0281","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1345.8,258.8 1388.7,526.0 1383.5,561.5 1382.0,921.8 1396.2,956.2 1437.1,975.9 1461.0,975.8 1568.6,975.6 1567.0,1191.0 1564.0,1616.9 1562.5,1823.9 1599.9,1840.1 1574.0,1837.3 846.2,1887.6 149.0,1828.1 84.0,1731.9 91.0,243.7 1345.8,258.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0281/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1378.0,510.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13676315903102,39.74123454627766]}},{"type":"Feature","properties":{"resourceCoords":[1572.0,1816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1362634730743,39.73883954819652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0282/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p282","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0282/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0282","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"293.8,1206.2 292.0,993.0 161.8,995.3 121.0,976.5 106.4,942.6 102.2,585.7 106.8,550.5 60.1,286.5 55.6,286.5 132.2,32.8 1664.0,208.0 1664.0,280.5 1461.0,281.3 1447.0,505.8 1398.1,506.4 1326.0,1815.0 1364.9,1814.5 1363.0,1844.3 1176.7,1850.0 856.7,1894.9 336.5,1848.6 299.2,1833.2 293.8,1206.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0282/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[788.0,1825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1351069,39.7388362]}},{"type":"Feature","properties":{"resourceCoords":[292.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1362949,39.7403832]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0283/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p283","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0283/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0283","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1589.5,144.7 1618.7,348.9 1556.5,456.6 1618.0,1029.7 1524.2,1868.3 1039.3,1918.1 506.8,1856.5 137.9,1854.0 140.8,1824.1 101.7,1823.2 223.4,510.4 272.6,511.6 295.1,286.5 499.2,293.4 502.9,220.6 1589.5,144.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0283/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[609.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13259267346692,39.73886162521738]}},{"type":"Feature","properties":{"resourceCoords":[1066.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.13149747270873,39.73888959970298]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0284/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p284","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0284/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0284","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1323.5,1831.5 1317.2,1831.5 1144.5,1832.1 1126.2,1847.5 970.2,1860.2 981.0,1841.3 550.8,1828.9 304.4,1827.5 307.8,1818.1 307.2,1717.8 156.5,1319.4 95.5,1319.3 54.8,1320.3 52.2,1192.6 51.2,1056.5 44.9,548.2 46.9,548.2 107.9,76.8 170.9,19.3 175.2,78.4 1121.4,59.1 1490.0,90.1 1541.9,176.0 1522.3,459.1 1470.2,458.9 1440.3,496.1 1405.6,853.6 1446.3,928.2 1584.2,928.7 1587.4,1085.2 1606.0,1081.1 1585.2,1328.3 1577.5,1328.3 1579.0,1608.8 1577.3,1708.0 1577.5,1810.8 1577.5,1815.0 1572.9,1830.0 1341.4,1831.4 1323.5,1831.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0284/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[691.0,1059.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1199682288252,39.757479216072284]}},{"type":"Feature","properties":{"resourceCoords":[1570.0,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12121250889552,39.75429281887543]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p285 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4946.4"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"3093.6"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1442.5,1958.3 1513.2,1953.2 1043.8,1424.7 1043.8,1388.1 1043.8,1361.5 986.0,1293.2 986.2,1312.7 718.6,1307.6 718.6,1314.9 442.7,1313.3 442.7,1301.3 1.0,1346.5 1.0,1348.3 13.3,1369.0 133.8,1411.6 162.5,1423.2 156.8,1452.6 157.4,1822.2 158.2,1843.0 284.3,1840.5 418.6,1839.5 920.4,1833.7 920.4,1835.7 1085.5,1857.1 1385.8,1896.1 1442.5,1958.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[424.0,1513.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11994665012143,39.76099365668992]}},{"type":"Feature","properties":{"resourceCoords":[424.0,1838.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11994060197848,39.75980156225805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p285 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"5050.4"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1024.8,1020.9 1022.9,1106.6 1020.6,1209.7 1020.4,1222.2 1029.5,1225.7 1128.0,1227.1 1522.5,1086.7 1523.7,1026.8 1523.5,986.8 1523.2,966.1 1529.5,598.0 1535.8,568.8 1507.4,556.7 1264.8,465.7 1103.7,407.3 1104.8,363.6 551.5,202.1 224.5,79.8 210.4,970.7 270.7,971.4 310.4,971.8 529.1,1116.4 529.6,1098.1 529.5,1048.0 1024.8,1020.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0285__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[961.0,972.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12390573991273,39.75978438772303]}},{"type":"Feature","properties":{"resourceCoords":[961.0,353.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12397367743975,39.76206431318967]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0286/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p286","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0286/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0286","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.3,1178.5 106.2,1690.5 609.6,1839.0 610.0,1794.1 1111.3,1779.2 1111.2,1792.6 1607.6,1789.7 1610.2,384.0 1610.7,134.7 1579.5,97.5 1235.6,39.1 117.2,118.0 1.0,89.5 1.0,120.3 155.6,122.2 122.2,210.4 116.6,367.8 113.0,1101.7 111.3,1178.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0286/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[625.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.115467894571,39.78132697987551]}},{"type":"Feature","properties":{"resourceCoords":[1121.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1142914050644,39.78134098558273]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0287/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p287","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0287/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0287","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"634.4,1745.9 125.0,1790.5 114.8,385.1 113.0,138.0 81.8,101.4 121.3,107.7 363.7,50.5 1500.6,50.5 1561.8,68.1 1511.8,138.0 1516.8,1348.3 1520.6,1723.6 1520.8,1770.2 1292.3,1808.0 1067.7,1800.7 1067.7,1805.2 634.7,1807.6 634.4,1745.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0287/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[625.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.111905,39.7813649]}},{"type":"Feature","properties":{"resourceCoords":[113.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11313,39.7813589]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0288/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p288","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0288/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0288","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"221.7,142.6 221.8,112.1 1205.7,47.9 1470.9,57.1 1484.3,69.0 1459.5,1868.3 1248.8,1870.4 1184.3,1874.4 961.8,1874.6 356.5,1881.0 356.4,1845.3 215.8,1715.8 221.7,142.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0288/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,1057.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12491390470187,39.77949437850993]}},{"type":"Feature","properties":{"resourceCoords":[1221.0,1851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12371516001129,39.778047246013315]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0289/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p289","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0289/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0289","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1473.7,1552.3 866.3,1619.7 867.0,1871.0 377.9,1880.7 130.6,1884.5 127.2,1884.5 142.1,72.7 187.9,112.8 299.2,61.0 803.8,46.8 1449.2,114.3 1464.2,99.2 1473.7,1548.0 1473.7,1552.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0289/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[866.0,93.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12140440742515,39.78127679593831]}},{"type":"Feature","properties":{"resourceCoords":[866.0,1871.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.12139947252729,39.77804471047953]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0290/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p290","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0290/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0290","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1510.2,1713.4 1176.8,1728.1 1176.8,1712.7 716.8,1663.3 716.7,1676.5 409.1,1695.3 409.8,1701.8 121.7,1706.6 121.7,1686.2 119.1,253.2 244.3,129.4 522.8,189.7 1249.5,157.3 1389.5,190.2 1389.8,220.9 1544.1,221.3 1511.8,309.1 1507.8,465.2 1511.2,1193.3 1510.3,1269.5 1510.2,1713.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0290/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1175.0,221.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1174646,39.7813373]}},{"type":"Feature","properties":{"resourceCoords":[119.0,221.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.11999,39.7813259]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0291/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p291","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0291/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0291","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"432.0,289.9 1415.5,231.4 1576.0,285.2 1588.3,439.4 1661.4,455.2 1662.4,873.3 1601.6,1011.7 1662.6,1342.7 1589.6,1319.6 1593.3,1436.2 1433.5,1517.2 1433.5,1529.3 816.8,1525.9 203.2,1517.7 208.8,307.9 259.4,238.5 432.0,289.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0291/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[206.0,833.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.109771,39.7804094]}},{"type":"Feature","properties":{"resourceCoords":[821.0,313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.108318,39.781383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0292__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p292 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0292__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0292","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1143.9,1881.5 1075.4,1244.5 1070.5,1244.5 1067.4,1244.5 1063.4,1244.5 1063.4,1224.6 1063.4,1133.0 1028.2,806.0 949.8,77.8 234.0,52.1 115.5,125.2 54.5,486.3 69.5,1784.5 31.9,1786.1 114.9,1946.1 127.0,1946.0 501.7,1942.7 866.5,1940.7 1004.2,1940.0 1067.1,1942.9 1067.0,1941.3 1143.9,1881.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0292__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[125.0,1299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10526848585982,39.779173237280936]}},{"type":"Feature","properties":{"resourceCoords":[125.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.10237757971083,39.77918549114599]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0293/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p293","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"24"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0293/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0293","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"232.3,464.7 195.0,67.8 450.4,52.3 450.4,41.4 832.3,82.6 832.3,95.4 1109.1,83.3 1109.0,136.4 1524.6,254.9 1524.7,425.8 1524.0,1943.0 1144.4,1947.8 738.5,1955.1 628.5,1955.0 215.7,1960.5 215.9,464.8 232.3,464.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0293/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[449.0,465.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1185364,39.7777438]}},{"type":"Feature","properties":{"resourceCoords":[1524.0,1943.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1154126,39.774487]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0294/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p294","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0294/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0294","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"230.7,154.8 643.7,142.4 643.6,153.4 1052.5,151.0 1052.5,160.7 1476.0,127.4 1474.7,487.3 1474.7,543.0 1474.8,1118.6 1466.9,1839.1 1469.9,1874.0 1011.2,1876.9 502.3,1880.0 214.8,1880.2 228.9,362.6 230.7,154.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0294/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1051.0,1057.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.113041,39.776337]}},{"type":"Feature","properties":{"resourceCoords":[636.0,1057.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.114236,39.776323]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p295 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.81"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"146.3,1892.8 842.5,1886.7 1094.7,1887.7 1096.3,868.1 1098.6,619.4 1098.0,215.1 1068.3,154.7 319.6,104.5 46.1,110.5 58.7,164.1 146.3,162.5 146.3,1892.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[588.0,1504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1295679,39.771817]}},{"type":"Feature","properties":{"resourceCoords":[588.0,159.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1295728,39.7743228]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p295 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.92"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4594.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2065.6"},{"label":"split_canvas_h","value":"6884.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1563.5,1063.8 1562.2,538.7 1230.5,538.0 1228.9,791.3 1233.5,1490.3 1310.3,1490.5 1564.5,1188.9 1563.5,1063.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0295__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1230.5,1046.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1295646,39.7711]}},{"type":"Feature","properties":{"resourceCoords":[1230.5,538.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1283383,39.7711036]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0297__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Indianapolis, Indiana | 1956 | sanborn02371_025 p297 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.03"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6660.0"},{"label":"split_canvas_h","value":"8040.0"}],"created":"2026-10-17T01:44:30Z","modified":"2026-10-17T01:44:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0297__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0297","type":"ImageService3","width":1665,"height":2010},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"352.6,1927.2 908.4,1862.2 1205.8,1935.2 1318.4,1834.7 1472.0,1837.1 1559.6,1693.5 1609.6,1242.0 1614.1,960.4 1498.7,711.1 1501.4,540.5 1374.2,495.7 1393.2,376.6 1465.7,311.4 1479.7,283.8 1496.3,283.8 1514.4,267.6 1218.4,100.7 720.0,131.5 155.8,596.8 156.0,750.3 153.5,1388.8 164.2,1501.3 194.3,1629.1 228.6,1726.3 165.0,1825.9 146.6,1873.5 145.2,1977.3 156.2,1991.6 195.4,1905.7 248.9,1884.3 324.2,1890.8 352.6,1927.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094im:g4094im_g02371195603:02371_03_1956-0297__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[154.0,1304.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1105488,39.7599181]}},{"type":"Feature","properties":{"resourceCoords":[154.0,-1121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.105562,39.75998]}}]}}]}