{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01500_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Savannah, Georgia | 1950 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"118"},{"label":"placed","value":"62"},{"label":"unplaced","value":"56"},{"label":"fit sources","value":"georef 38, georef-snap 30, georef-street 2, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"19 sheet(s) cut into 43 panels"},{"label":"unplaced pages","value":"p10__2 (tier 1, 32.08077,-81.09841 +/-100m); p11 (tier 1, 32.07962,-81.10156 +/-260m); p15A (tier 3, 32.07943,-81.09619 +/-559m); p19__2 (tier 2, 32.07529,-81.08260 +/-141m); p20 (tier 1, 32.07503,-81.08370 +/-254m); p37 (tier 2, 32.07228,-81.10445 +/-100m); p38 (tier 1, 32.07052,-81.10277 +/-130m); p4 (tier 1, 32.08107,-81.09186 +/-256m); p43 (tier 3, 32.09861,-81.11705 +/-559m); p44 (tier 2, 32.07819,-81.09273 +/-100m); p45__1 (tier 2, 32.08657,-81.10692 +/-555m); p45__2 (tier 1, 32.08476,-81.10322 +/-128m); p46 (tier 2, 32.08546,-81.10161 +/-133m); p47__1 (tier 1, 32.07707,-81.07796 +/-189m); p47__2 (tier 1, 32.07584,-81.07851 +/-206m); p47__3 (tier 1, 32.07619,-81.08176 +/-100m); p48__2 (tier 2, 32.08124,-81.10146 +/-100m); p49 (tier 2, 32.08465,-81.08272 +/-100m); p51 (tier 1, 32.06628,-81.07981 +/-270m); p52__2 (tier 1, 32.06718,-81.07848 +/-100m); p57__1 (tier 1, 32.07070,-81.08534 +/-257m); p58__1 (tier 3, 32.06178,-81.06591 +/-559m); p58__2 (tier 1, 32.06210,-81.06658 +/-118m); p59 (tier 3, 32.08212,-81.10815 +/-559m); p60 (tier 1, 32.07658,-81.10640 +/-256m); p63__2 (tier 2, 32.08109,-81.11720 +/-100m); p66 (tier 4, 32.07580,-81.09395 +/-3653m); p67__1 (tier 4, 32.07580,-81.09395 +/-3653m); p67__2 (tier 1, 32.09003,-81.12981 +/-392m); p68 (tier 1, 32.08449,-81.12380 +/-259m); p69__1 (tier 3, 32.07244,-81.10957 +/-559m); p69__2 (tier 3, 32.07244,-81.10957 +/-559m); p69__3 (tier 3, 32.07244,-81.10957 +/-559m); p70__1 (tier 4, 32.07580,-81.09395 +/-3653m); p70__2 (tier 4, 32.07580,-81.09395 +/-3653m); p70__3 (tier 4, 32.07580,-81.09395 +/-3653m); p71__1 (tier 4, 32.07580,-81.09395 +/-3653m); p71__2 (tier 4, 32.07580,-81.09395 +/-3653m); p72__1 (tier 4, 32.07580,-81.09395 +/-3653m); p72__2 (tier 4, 32.07580,-81.09395 +/-3653m); p73__1 (tier 1, 32.08168,-81.12484 +/-197m); p73__2 (tier 1, 32.08178,-81.12437 +/-191m); p74__1 (tier 3, 32.08567,-81.09372 +/-559m); p74__2 (tier 3, 32.08567,-81.09372 +/-559m); p75__1 (tier 3, 32.10166,-81.11961 +/-559m); p75__2 (tier 3, 32.10166,-81.11961 +/-559m); p77__2 (tier 4, 32.07580,-81.09395 +/-3653m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0001","type":"ImageService3","width":1669,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1633.5,1804.3 447.9,1817.3 460.2,1857.8 191.2,1931.9 65.4,1791.8 41.3,942.5 163.5,376.3 92.3,95.1 248.6,29.9 1196.5,27.9 1418.1,54.5 1479.1,140.1 1637.5,101.6 1539.7,957.8 1505.4,957.0 1505.7,1398.5 1609.5,1727.8 1633.5,1804.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[920.0,1382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10001967799923,32.084976085834846]}},{"type":"Feature","properties":{"resourceCoords":[1506.0,1382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09900741389926,32.084365458936865]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p10 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"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":"6692.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0010","type":"ImageService3","width":1673,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1580.0,1804.7 1576.3,1488.4 1573.5,1297.0 1576.9,544.6 1278.8,543.8 1029.2,543.1 949.1,542.9 131.6,295.2 131.3,439.0 124.2,638.7 126.5,950.1 125.1,1836.5 628.5,1831.6 1000.6,1817.7 1580.0,1804.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[999.0,1617.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09841951563469,32.080805407995314]}},{"type":"Feature","properties":{"resourceCoords":[999.0,954.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09798241322098,32.081953204829176]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0012","type":"ImageService3","width":1674,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"46.0,1718.3 122.9,1716.5 124.5,1855.1 1561.3,1864.5 1563.2,1948.0 1621.7,1948.0 1621.0,1873.4 1623.1,1626.0 1626.2,1376.3 1622.5,1106.7 1595.5,1013.1 1591.3,575.8 1589.2,86.5 1006.5,98.2 632.4,111.4 126.3,115.2 1.0,116.2 1.0,132.3 72.6,134.7 98.9,1488.4 46.0,1718.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[128.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10099270595441,32.07920184544697]}},{"type":"Feature","properties":{"resourceCoords":[1595.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09800930301603,32.07839257938286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p13","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"80"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0013","type":"ImageService3","width":1667,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.0,1746.8 107.7,1479.5 80.3,1386.9 73.5,953.5 68.3,468.6 63.3,153.3 549.3,146.6 1017.2,134.9 1571.8,126.4 1570.5,284.2 1575.7,725.7 1530.3,726.5 1383.5,728.9 1385.3,863.5 1386.0,914.0 1388.3,1076.5 1531.6,1074.2 1578.2,1073.4 1587.8,1763.3 1587.5,1788.6 1041.0,1800.1 1041.0,1792.3 572.1,1793.8 572.0,1789.0 112.7,1806.9 113.0,1746.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[565.0,1278.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0968813,32.0784697]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,914.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0949565,32.0786352]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p14","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"77"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014","type":"ImageService3","width":1674,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"102.8,953.8 100.0,765.0 478.9,758.1 210.2,1117.6 105.3,1119.5 102.8,953.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[858.0,1106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0935414,32.0779542]}},{"type":"Feature","properties":{"resourceCoords":[1402.0,342.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0919457,32.0789492]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p14A","metadata":[{"label":"streets","value":"16"},{"label":"intersections","value":"81"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014A","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"282.7,1104.8 235.4,1105.2 194.2,1105.5 465.3,749.7 283.0,751.3 281.3,302.5 281.9,263.6 283.9,142.1 840.0,137.0 1389.4,134.4 1389.3,745.4 1454.7,744.8 1368.9,1095.1 1389.7,1094.9 1392.6,1580.9 1392.2,1634.2 1391.8,1689.9 1391.0,1811.1 1337.6,1810.2 836.8,1817.8 286.9,1806.2 282.7,1104.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0014A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[840.0,1100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0935414,32.0779542]}},{"type":"Feature","properties":{"resourceCoords":[840.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0929223,32.0796019]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p15","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0015","type":"ImageService3","width":1623,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"278.6,1073.2 257.9,1073.2 345.1,725.5 280.1,725.8 283.7,118.4 832.6,109.0 1382.7,107.9 1383.3,724.1 1372.7,724.1 1367.7,1075.4 1372.0,1075.5 1372.8,1558.0 815.2,1561.5 278.7,1556.2 278.6,1073.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0923133,32.079664]}},{"type":"Feature","properties":{"resourceCoords":[1623.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0890104,32.0787904]}},{"type":"Feature","properties":{"resourceCoords":[1623.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0902485,32.0754296]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0935514,32.0763032]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p16","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"60"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0016","type":"ImageService3","width":1664,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"938.8,117.1 1396.0,122.9 1391.7,329.7 1394.0,727.8 1508.2,728.0 1508.2,1078.3 1389.2,1078.3 1389.2,1559.5 362.4,1559.4 361.7,1078.2 357.4,1078.1 362.5,727.9 373.2,727.9 372.8,113.5 938.8,117.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[938.0,728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0888052,32.077366]}},{"type":"Feature","properties":{"resourceCoords":[938.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0885519,32.0780544]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p17","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"66"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0017","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.9,1838.6 89.8,1613.5 94.1,1125.7 214.8,1126.7 217.9,771.5 102.1,770.3 103.2,366.6 109.5,157.0 304.7,157.3 998.6,168.1 1237.6,167.5 1527.3,171.9 1519.0,378.2 1506.4,945.3 1567.2,946.9 1558.6,1262.3 1554.8,1525.6 1554.1,1573.1 1550.5,1630.0 1520.0,1852.3 1019.3,1848.2 1019.4,1850.3 560.3,1841.2 87.9,1840.4 87.9,1838.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[572.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0871403,32.076276]}},{"type":"Feature","properties":{"resourceCoords":[1029.0,583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.085889,32.0769616]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0018","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"872.8,1598.3 876.7,1484.5 286.4,1531.9 286.8,1518.1 293.4,1253.9 305.4,937.5 244.4,935.2 263.1,366.3 667.0,376.7 1426.0,391.6 1406.8,961.3 1395.3,1116.5 1375.6,1260.4 1364.7,1610.1 872.8,1598.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1150.0,894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08329500834115,32.07571569617481]}},{"type":"Feature","properties":{"resourceCoords":[289.0,373.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08472685120834,32.07703423669751]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p19 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"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":"6608.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0019","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.1,1266.3 163.3,1265.2 167.0,1444.4 165.2,1578.2 169.1,1873.3 201.7,1830.6 1055.0,1800.0 1450.7,1901.6 1568.8,1844.7 1616.4,1667.3 1573.3,733.6 1278.0,723.4 1207.0,499.4 1210.8,102.3 896.9,33.2 309.9,44.2 280.4,1.0 168.2,1.0 141.5,79.0 146.3,235.7 142.0,701.0 135.7,828.0 122.5,945.8 120.5,1231.4 120.1,1266.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[142.0,701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0828162,32.0754731]}},{"type":"Feature","properties":{"resourceCoords":[142.0,1248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0832419,32.074336]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0002","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1349.8,1696.5 1110.8,1774.1 1034.2,1799.0 176.2,1819.5 145.5,1724.0 41.0,1399.1 38.7,962.0 72.7,962.4 165.7,113.7 203.4,104.2 255.6,176.2 546.7,221.8 747.6,231.9 925.0,158.4 1109.7,235.2 1488.7,134.7 1496.7,476.9 1581.7,594.2 1398.6,976.4 1414.0,976.5 1554.9,1397.9 1635.2,1603.8 1349.8,1696.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09734943472223,32.086446667071044]}},{"type":"Feature","properties":{"resourceCoords":[1654.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09449361130278,32.084681873156754]}},{"type":"Feature","properties":{"resourceCoords":[1654.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09693081400722,32.08181052162885]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.09978663742667,32.08357531554314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.49"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0021","type":"ImageService3","width":1662,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"741.3,1865.5 1453.5,1875.7 1498.1,1875.8 1596.5,1876.2 1582.5,856.7 1562.8,856.7 1558.8,383.4 1508.7,382.3 1516.9,145.6 1518.7,1.0 1442.5,1.0 1432.6,39.8 458.2,42.4 378.8,111.8 143.1,119.8 98.2,71.6 59.1,121.5 25.1,814.9 98.7,908.4 38.9,1018.2 11.2,1732.8 54.0,1878.2 741.0,1881.5 741.3,1865.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[755.0,822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10348407765584,32.07710687509557]}},{"type":"Feature","properties":{"resourceCoords":[755.0,1864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10411983472518,32.07527636761226]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0022","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1562.2,1870.4 398.8,1880.8 208.6,1884.6 170.4,841.3 150.3,841.7 135.1,357.4 83.8,357.4 86.7,114.8 86.6,106.0 1540.3,116.7 1542.2,201.1 1601.3,202.2 1601.7,243.5 1604.9,785.5 1572.7,885.3 1564.8,1419.7 1564.4,1537.4 1562.2,1870.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[769.0,1540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10103473202163,32.07510222190454]}},{"type":"Feature","properties":{"resourceCoords":[769.0,1219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10082868912802,32.07564908354679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0023","type":"ImageService3","width":1662,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"280.2,1899.4 257.8,1899.5 46.1,1904.0 46.1,1890.4 46.0,1788.2 51.1,1262.3 82.3,1163.9 76.6,630.7 75.1,514.8 76.2,268.5 77.7,80.3 539.1,63.4 539.1,68.2 1010.0,67.8 1010.0,75.7 1558.9,65.3 1557.0,210.3 1556.8,254.7 1372.3,256.6 1377.2,612.4 1434.2,610.3 1494.6,1017.1 1567.6,1015.3 1571.5,1102.0 1576.6,1547.2 1378.0,1549.6 1382.0,1894.2 996.0,1898.7 627.2,1899.2 559.0,1910.2 352.1,1898.9 280.2,1899.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1010.0,976.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09685282017522,32.07573727432887]}},{"type":"Feature","properties":{"resourceCoords":[1562.0,1729.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09622539455958,32.07412572803033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p24","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"26"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"665.5,1545.6 803.2,1545.5 818.2,1315.5 818.2,1093.8 818.6,1008.9 822.7,204.7 820.3,40.9 1319.0,35.9 1372.2,37.0 1375.3,206.7 1375.3,243.9 1418.2,243.9 1381.8,595.7 1361.1,595.7 1364.3,1005.8 1361.6,1092.6 1362.0,1545.0 1559.1,1544.9 1559.2,1731.3 1559.4,1892.2 1360.9,1892.4 719.2,1892.0 666.1,1891.4 665.5,1545.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[268.0,243.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0952594,32.0766774]}},{"type":"Feature","properties":{"resourceCoords":[274.0,1546.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0960752,32.0744317]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p24A","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"25"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024A","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.0,1892.8 264.8,1544.1 465.8,1544.5 466.7,1094.0 464.0,1006.2 390.1,1007.0 334.6,594.7 277.0,596.0 277.0,236.0 463.6,236.6 464.5,191.7 469.1,19.4 1018.6,35.4 1020.6,199.8 1014.1,1007.0 1013.3,1092.2 1012.7,1314.8 997.0,1545.6 858.6,1545.3 858.3,1892.4 640.3,1889.2 442.7,1893.2 264.0,1892.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0024A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[277.0,236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0956371,32.0767775]}},{"type":"Feature","properties":{"resourceCoords":[277.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0958628,32.0761597]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p25","metadata":[{"label":"streets","value":"14"},{"label":"intersections","value":"59"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025","type":"ImageService3","width":1663,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"478.2,1916.3 474.8,1732.4 373.8,1734.3 809.5,1372.8 810.9,1495.0 1370.9,1485.2 1375.3,1715.6 1161.8,1719.5 1165.2,1903.5 819.5,1910.0 478.2,1916.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[264.0,248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0928858,32.0764373]}},{"type":"Feature","properties":{"resourceCoords":[816.0,1726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0927618,32.0735561]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p25A","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"66"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025A","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1380.5,1297.3 1380.4,1317.0 1379.8,1505.3 814.0,1505.5 814.6,1382.1 368.3,1739.7 273.9,1739.8 273.1,1288.8 275.9,1202.2 272.4,793.4 292.9,793.4 329.0,442.7 286.2,442.7 286.2,405.6 283.1,236.4 285.0,60.8 285.6,7.9 821.3,12.4 1378.2,8.2 1380.0,611.7 1373.6,845.7 1379.8,972.7 1380.5,1271.5 1380.5,1297.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0025A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,985.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0922743,32.0748558]}},{"type":"Feature","properties":{"resourceCoords":[1160.0,792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0914544,32.0750038]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0026","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"329.9,1524.1 331.5,1337.1 331.9,1291.8 332.6,995.0 327.1,868.8 334.6,636.3 335.7,36.7 1357.6,40.2 1356.9,261.1 1356.2,455.1 1351.8,1758.9 1463.7,1759.2 1463.2,1920.3 1463.0,1948.0 1335.0,1948.0 1334.0,1939.0 1263.0,1938.1 1263.0,1922.5 504.8,1920.0 505.3,1756.0 329.2,1755.4 329.9,1524.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[888.0,1528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09031900968216,32.07334777077671]}},{"type":"Feature","properties":{"resourceCoords":[329.0,623.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0908941488243,32.07522204214925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p27","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"48"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0027","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"226.1,1852.5 225.3,1707.3 224.5,1546.9 113.0,1547.5 106.2,248.7 105.3,57.1 567.1,51.4 567.1,50.8 1016.1,54.0 1016.0,52.0 1505.6,49.2 1504.7,241.3 1507.5,1082.6 1581.6,1082.4 1519.0,1521.0 1572.5,1860.2 1512.0,1911.4 1511.8,1883.0 226.3,1889.7 226.1,1852.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1016.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0866805,32.0748027]}},{"type":"Feature","properties":{"resourceCoords":[565.0,1527.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0885704,32.0724831]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p28","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.61"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0028","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"213.5,414.6 217.9,358.7 218.8,325.5 797.6,281.1 793.4,392.6 1275.5,405.9 1273.8,447.8 1325.7,448.0 1324.0,663.1 1317.4,823.6 1312.1,1177.9 1295.7,1198.2 1337.9,1641.9 230.1,1658.2 227.4,1674.0 152.9,1672.1 174.0,826.0 180.4,632.8 213.5,414.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[174.0,826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0857997,32.0742026]}},{"type":"Feature","properties":{"resourceCoords":[1300.0,1377.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0838048,32.0726767]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p29","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.44"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0029","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1494.2,1921.3 1504.9,1854.7 1264.0,1843.3 272.4,1909.5 70.2,1870.2 41.8,1175.1 170.7,628.4 61.2,279.7 765.0,270.4 765.0,254.0 1494.7,251.3 1495.6,644.1 1562.0,646.9 1542.5,1388.4 1551.8,1388.4 1547.1,1944.0 1494.2,1921.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[765.0,642.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1043944,32.0746191]}},{"type":"Feature","properties":{"resourceCoords":[765.0,254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1041492,32.0752808]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p3","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"53"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0003","type":"ImageService3","width":1683,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"46.8,1732.3 57.9,978.5 47.1,757.4 47.2,312.5 32.6,307.4 326.2,3.9 347.1,71.0 419.3,103.0 1195.3,71.2 1459.2,135.3 1609.0,521.5 1577.7,517.6 1560.0,990.2 1565.9,1050.5 1565.6,1382.0 1361.1,1382.0 1354.4,1403.6 1354.3,1731.5 1560.1,1731.3 1564.5,1918.3 1007.0,1919.0 536.4,1924.1 47.8,1924.0 46.8,1732.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1008.0,1382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0948451,32.0811264]}},{"type":"Feature","properties":{"resourceCoords":[550.0,1382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0957821,32.0813738]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0030","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1567.0,379.2 1571.3,566.4 1562.7,1669.5 1563.4,1882.1 1563.6,1948.0 1561.2,1948.0 1558.1,1948.0 1557.1,1731.1 955.9,1749.6 547.2,1909.7 159.9,1915.1 149.0,1910.5 152.8,1364.1 143.7,1364.1 161.9,635.0 96.6,632.2 95.1,245.9 140.1,245.2 426.3,240.5 1571.0,234.1 1567.0,379.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1316.0,633.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10043124062213,32.07355603085411]}},{"type":"Feature","properties":{"resourceCoords":[498.0,236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.10184834015824,32.07469158830296]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p31","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"43"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0031","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.3,744.8 53.1,556.9 58.9,411.3 65.9,82.5 278.4,82.2 373.1,83.4 580.6,98.8 649.3,89.2 1019.4,96.0 1407.0,99.0 1584.2,100.5 1579.2,800.2 1577.3,961.1 1576.8,1014.6 1388.7,1013.1 1391.7,1192.8 1388.5,1388.6 1569.8,1390.0 1565.9,1864.6 34.0,1852.1 55.3,744.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1012.0,1010.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0980741,32.0725702]}},{"type":"Feature","properties":{"resourceCoords":[557.0,1624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0993849,32.0717452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p32","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"74"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"369.0,1393.1 332.5,1393.5 272.5,1394.2 90.3,1396.3 89.6,1199.5 83.0,1018.9 272.1,1016.7 303.9,1016.3 321.6,1016.1 477.0,1014.2 478.4,1205.7 826.5,1201.6 828.6,1387.7 473.7,1391.8 369.0,1393.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1374.0,1583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0950662,32.0706827]}},{"type":"Feature","properties":{"resourceCoords":[819.0,556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0955141,32.0727507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p32A","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"82"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032A","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1380.0,1583.0 1389.3,1836.6 1341.2,1837.2 835.6,1843.3 563.6,1851.2 275.8,1872.2 270.7,1391.7 331.1,1391.1 473.4,1389.5 830.9,1385.8 828.9,1198.3 478.3,1202.0 477.1,1009.2 320.6,1010.9 270.7,1011.5 270.1,957.3 269.1,794.4 260.9,86.0 459.3,79.5 732.0,80.0 1379.0,74.1 1379.9,116.3 1381.2,174.8 1383.5,287.3 1384.0,542.0 1388.9,999.6 1354.0,1000.0 1436.0,1382.1 1385.6,1383.5 1380.0,1583.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0032A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1380.0,1583.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0950662,32.0706827]}},{"type":"Feature","properties":{"resourceCoords":[822.0,548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0955141,32.0727507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p33","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"85"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033","type":"ImageService3","width":1649,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"290.4,666.0 289.9,415.6 286.3,247.6 285.4,206.1 482.2,203.9 480.4,44.4 823.2,40.6 824.9,200.2 1379.8,194.0 1384.4,403.5 1384.9,653.8 1389.9,1103.5 1377.6,1103.6 1412.3,1477.0 1368.4,1477.5 1368.7,1505.1 1369.6,1586.4 840.4,1598.5 837.0,1295.0 486.6,1299.0 484.6,1113.5 295.5,1115.7 290.4,666.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[287.0,1689.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0950662,32.0706827]}},{"type":"Feature","properties":{"resourceCoords":[830.0,660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0932759,32.0721592]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p33A","metadata":[{"label":"streets","value":"18"},{"label":"intersections","value":"85"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033A","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"288.0,1689.0 294.4,1492.5 344.0,1491.3 264.9,1114.8 299.2,1114.5 488.8,1113.3 489.9,1299.2 841.0,1296.9 842.9,1601.0 1373.2,1591.3 1373.8,1683.8 1373.3,1826.0 1372.9,1935.2 845.4,1934.5 296.1,1938.8 288.0,1689.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0033A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[288.0,1689.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0950662,32.0706827]}},{"type":"Feature","properties":{"resourceCoords":[1393.0,657.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0921383,32.0718586]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0034","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"306.2,1475.9 349.9,1475.7 317.6,1104.0 329.8,1103.9 327.5,656.5 328.5,407.4 325.2,198.9 507.3,198.0 506.4,18.7 1261.3,14.8 1262.2,194.1 1338.2,193.7 1341.5,402.2 1340.5,651.3 1342.8,1098.7 1446.2,1098.2 1448.1,1470.0 1324.5,1470.6 1329.3,1936.5 1115.0,1933.0 1084.4,1935.1 306.1,1925.7 307.3,1676.2 306.4,1503.4 306.2,1475.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[878.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09130098873395,32.07076700833582]}},{"type":"Feature","properties":{"resourceCoords":[321.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09244662268009,32.0710752821785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p35","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"58"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0035","type":"ImageService3","width":1642,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"217.1,95.5 1522.3,88.5 1522.6,117.4 1509.7,128.3 1567.1,928.0 1546.8,1940.0 1530.5,1948.0 1529.7,1748.3 1237.7,1749.9 778.2,1759.6 561.0,1762.0 561.0,1867.2 83.1,1868.4 78.2,1393.5 203.8,1392.9 201.7,1015.1 96.7,1015.6 94.3,561.0 95.2,308.0 91.9,96.2 217.1,95.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[561.0,1012.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0893967,32.0702791]}},{"type":"Feature","properties":{"resourceCoords":[561.0,1376.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0896308,32.0696547]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0036","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"590.8,146.2 591.8,40.4 810.1,40.0 1272.0,34.6 1565.4,35.9 1563.5,415.2 1560.0,1111.1 1544.2,1423.8 1531.2,1874.1 1521.9,1871.0 1053.9,1912.4 198.8,1899.4 101.0,1853.4 104.6,987.8 107.5,701.9 107.0,409.3 110.5,142.8 590.8,146.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1433.0,32.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08817445425169,32.068564329952814]}},{"type":"Feature","properties":{"resourceCoords":[582.0,1116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09056675418503,32.067156425710444]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0039","type":"ImageService3","width":1632,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.8,327.5 44.5,115.9 1562.6,113.7 1565.2,1833.8 1565.1,1844.7 1469.8,1903.0 605.5,1910.8 47.3,1847.4 43.8,1844.7 39.4,393.0 44.8,327.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[544.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09992597043637,32.070383770322614]}},{"type":"Feature","properties":{"resourceCoords":[1553.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09860613503488,32.067789116753964]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p40","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0040","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"288.5,100.2 573.5,83.8 842.7,80.0 1342.8,81.5 1378.7,81.6 1432.8,1817.4 1420.8,1817.2 1112.3,1880.6 967.5,1815.8 737.0,1878.8 315.7,1828.6 280.8,1838.7 288.5,100.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[286.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0978334,32.0698137]}},{"type":"Feature","properties":{"resourceCoords":[573.0,1840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0979801,32.0676413]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p41","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0041","type":"ImageService3","width":1632,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"250.0,72.3 261.9,72.3 822.0,71.0 1360.0,74.6 1365.6,670.6 1363.2,942.5 1364.1,1851.8 314.4,1833.9 250.0,72.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1089.0,1264.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0943012,32.0677808]}},{"type":"Feature","properties":{"resourceCoords":[822.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0940881,32.0699505]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p42","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0042","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"326.2,937.4 328.4,667.4 322.6,75.6 1365.8,92.1 1363.7,358.2 1365.8,650.4 1364.5,935.9 1365.6,1800.3 1362.1,1798.7 897.3,1849.8 327.5,1840.3 326.2,937.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[897.0,1264.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09260334394388,32.06731635212429]}},{"type":"Feature","properties":{"resourceCoords":[336.0,657.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09335219589374,32.068656040484285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0048__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p48 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.15"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5247.6"},{"label":"split_canvas_w","value":"4089.2"},{"label":"split_canvas_h","value":"2548.4"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0048__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0048","type":"ImageService3","width":1660,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"205.4,1803.2 602.0,1778.8 810.3,1910.1 915.1,1371.8 74.5,1413.7 205.4,1803.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0048__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1311.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.06994776880167,32.07657219455347]}},{"type":"Feature","properties":{"resourceCoords":[1022.3,1311.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.06889225957683,32.07641248372891]}},{"type":"Feature","properties":{"resourceCoords":[1022.3,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.06900909930866,32.07585021309815]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0700646085335,32.07600992392271]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0004s/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p4s","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.47"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0004s/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0004s","type":"ImageService3","width":1674,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"281.3,1709.9 71.9,1710.6 71.4,1376.8 78.2,1354.8 286.2,1354.5 285.9,1017.1 279.8,955.7 296.8,474.7 328.6,478.7 175.4,85.9 506.8,165.8 1374.6,178.7 1386.3,188.8 1424.9,449.9 1445.8,448.8 1400.8,539.7 1411.6,539.5 1410.0,641.4 1411.0,676.6 1421.0,713.7 1442.4,726.2 1417.3,948.9 1403.3,948.9 1401.2,1352.2 1393.5,1352.1 1470.0,1706.4 1399.7,1706.3 1399.5,1732.3 1398.8,1897.0 845.9,1897.4 286.2,1900.2 281.3,1709.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0004s/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0934255,32.0832837]}},{"type":"Feature","properties":{"resourceCoords":[1674.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0900623,32.0823894]}},{"type":"Feature","properties":{"resourceCoords":[1674.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0912911,32.07907169999999]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0946543,32.079966]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p5","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"100"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005","type":"ImageService3","width":1629,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"352.7,656.7 479.8,704.3 533.6,716.3 634.4,736.6 727.9,765.6 764.9,814.7 767.0,877.5 856.3,878.7 847.8,1280.1 291.7,1272.8 299.8,871.3 313.6,871.5 341.9,650.2 352.7,656.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[835.0,1813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.090688,32.0790279]}},{"type":"Feature","properties":{"resourceCoords":[1202.0,1285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0896255,32.0797469]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.47"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0050","type":"ImageService3","width":1643,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1539.8,1845.8 99.2,1873.1 124.4,1538.8 27.1,947.1 95.2,44.3 1550.4,91.9 1539.8,1845.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.0824385308236,32.0854042750212]}},{"type":"Feature","properties":{"resourceCoords":[1643.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.080834991377,32.08483986398508]}},{"type":"Feature","properties":{"resourceCoords":[1643.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.08161967748954,32.083216829565956]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.08322321693613,32.08378124060207]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0052__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p52 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"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":"6588.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0052__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0052","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1014.7,1735.8 1221.4,1931.1 1513.0,1511.5 1592.5,1511.4 1607.0,621.9 1512.0,149.4 799.9,153.4 725.1,465.1 403.6,804.6 59.0,934.6 32.7,1373.8 45.6,1373.5 66.4,1839.5 419.7,1822.4 485.2,1813.5 485.3,1820.2 485.2,1813.5 1014.7,1735.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0052__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[56.0,1833.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08160473310659,32.0659666894453]}},{"type":"Feature","properties":{"resourceCoords":[56.0,892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08096292981317,32.067603602821805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p53","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"21"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0053","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.0,1833.5 337.8,1842.1 338.3,1864.4 1247.9,1911.3 1598.7,1836.3 1596.1,1836.3 1634.3,931.8 1624.6,931.7 1621.0,470.6 1568.6,471.8 1531.8,470.9 1495.5,472.2 1131.1,480.6 1121.9,1.0 1108.5,1.0 1105.5,36.5 87.2,76.9 31.0,1298.8 1.0,1308.0 1.0,1647.2 62.0,1833.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[516.0,925.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0830947,32.0655116]}},{"type":"Feature","properties":{"resourceCoords":[516.0,1606.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0835109,32.0643526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p54","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.75"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0054","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.0,1708.5 154.0,1687.2 423.5,1736.6 501.4,1824.5 827.0,1920.4 1563.2,1876.3 1571.4,1544.5 1587.6,1544.1 1604.7,1223.8 1652.0,356.8 1652.0,150.1 1569.2,200.4 1418.1,63.5 1168.2,23.9 1168.7,1.0 1084.2,1.0 775.1,439.3 558.5,234.3 1.0,314.8 1.0,322.0 5.6,322.0 59.2,319.4 72.2,788.2 82.2,788.1 61.4,1708.7 64.0,1708.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0054/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.08050875076525,32.06627632896624]}},{"type":"Feature","properties":{"resourceCoords":[1653.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.07728760837522,32.06537357528637]}},{"type":"Feature","properties":{"resourceCoords":[1653.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.07853482279792,32.06213229910882]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.08175596518795,32.063035052788685]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0055","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.4,1931.5 141.4,1923.4 1132.2,1858.2 1525.5,1901.6 1598.9,1519.4 1645.6,1485.4 1555.8,1.0 1525.1,1.0 1515.8,55.8 487.2,38.8 290.2,79.5 254.0,109.6 199.1,79.8 1.0,233.7 1.0,312.4 61.0,1293.2 80.6,1606.2 65.0,1608.3 94.4,1931.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1586.0,850.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.07484870507335,32.06294648484906]}},{"type":"Feature","properties":{"resourceCoords":[1136.0,1584.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.07635887768737,32.062089194776256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p56","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0056","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.2,152.3 406.4,138.2 529.8,64.5 962.9,49.0 1080.1,71.4 1104.2,141.4 1495.2,140.3 1498.2,491.5 1593.1,631.1 1633.4,1227.8 1591.5,1790.1 1311.3,1886.2 1245.3,1830.6 871.3,1904.1 49.2,1880.9 33.0,1890.3 90.9,430.2 61.2,427.2 137.2,152.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0056/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[776.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.073326,32.062559]}},{"type":"Feature","properties":{"resourceCoords":[64.0,1235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.074774,32.06298]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0057__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p57 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.32"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4933.2"},{"label":"split_canvas_y","value":"1666.8"},{"label":"split_canvas_w","value":"1694.8"},{"label":"split_canvas_h","value":"6129.2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0057__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0057","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1299.1,1814.2 1409.7,1777.2 1409.7,1783.4 1547.9,1782.5 1553.6,1782.5 1511.2,1646.4 1505.0,1490.4 1548.8,1395.8 1609.8,1369.2 1588.6,1029.0 1610.3,752.5 1656.0,746.6 1656.0,738.0 1656.0,727.1 1507.3,720.1 1287.5,714.6 1263.0,787.5 1289.9,1838.7 1285.0,1948.0 1295.8,1948.0 1299.1,1814.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0057__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1292.2,1442.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0861073,32.0645823]}},{"type":"Feature","properties":{"resourceCoords":[1292.2,714.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0891139,32.0653758]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p5A","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005A","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"834.3,1818.2 283.8,1820.8 285.3,1734.4 286.7,1657.6 287.2,1631.9 356.9,1633.0 286.0,1281.0 293.6,1281.2 846.7,1288.2 855.0,888.9 766.1,887.8 764.0,825.3 727.1,776.5 634.1,747.8 597.4,740.4 533.9,727.6 480.4,715.6 353.9,668.4 322.1,649.2 312.8,612.4 312.4,586.7 312.2,577.4 315.3,476.6 304.6,476.6 350.4,387.2 329.7,388.1 295.1,128.9 336.6,165.5 1020.2,125.6 1300.6,174.8 1419.3,149.5 1433.8,345.6 1430.5,486.8 1398.2,485.6 1398.3,529.8 1398.3,650.7 1412.2,649.9 1423.0,707.1 1418.0,897.0 1398.4,896.8 1398.2,1294.9 1385.6,1294.8 1383.1,1647.7 1388.1,1672.1 1387.0,1750.7 1385.9,1824.0 834.3,1818.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0005A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[286.0,1813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0918018820694,32.07931942559162]}},{"type":"Feature","properties":{"resourceCoords":[838.0,1819.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.09068098070271,32.079024665883956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"66"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0006","type":"ImageService3","width":1669,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"901.0,1829.1 335.4,1829.0 334.8,1678.0 329.4,1653.8 325.4,1303.2 338.0,1303.1 330.9,907.6 350.4,907.4 351.9,718.6 340.0,662.0 326.2,663.1 323.1,499.1 355.2,499.6 355.9,359.3 337.9,164.8 489.5,129.7 519.2,198.3 1171.2,185.8 1305.7,151.6 1405.8,299.6 1382.0,300.9 1374.7,432.4 1386.3,432.4 1379.1,573.5 1394.0,695.0 1383.8,695.3 1377.3,900.5 1356.8,900.6 1355.7,1297.9 1462.0,1296.5 1464.2,1646.8 1356.9,1648.2 1358.0,1832.0 901.0,1829.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[897.0,1300.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0880793,32.0793383]}},{"type":"Feature","properties":{"resourceCoords":[1358.0,1832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0874851,32.0781656]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p61","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0061","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1500.1,178.0 1537.5,183.6 1476.6,567.9 1450.5,567.0 1432.8,707.1 1443.1,707.5 1515.7,904.0 1581.8,912.0 1615.1,916.2 1631.1,1183.8 1657.0,1195.2 1657.0,1264.5 1616.5,1365.0 1621.9,1367.5 1623.9,1566.2 1627.0,1567.7 1630.9,1706.8 1632.6,1903.2 1657.0,1903.8 1657.0,1907.2 1657.0,1913.9 892.3,1903.7 892.2,1908.6 307.2,1879.3 188.9,1828.1 88.7,1841.0 45.4,1714.8 20.7,1287.1 45.6,95.3 147.4,47.3 494.2,22.4 1285.7,87.3 1565.4,69.8 1596.9,128.4 1500.1,178.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1471.0,484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11788300148393,32.08675977897064]}},{"type":"Feature","properties":{"resourceCoords":[120.0,1874.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.125100517653,32.08322354535095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p62","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0062","type":"ImageService3","width":1648,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"66.3,895.6 238.8,724.1 238.8,718.5 427.1,504.4 425.9,557.5 439.6,612.8 602.6,700.1 601.8,733.6 747.0,562.3 757.9,562.5 683.8,333.9 650.9,336.8 621.4,348.1 576.3,334.7 709.9,182.8 786.4,181.2 876.9,176.8 877.2,165.6 169.3,133.0 169.3,125.5 169.3,109.3 568.8,115.9 846.0,121.2 1187.8,132.8 1320.1,135.9 1508.3,138.2 1560.8,141.9 1557.1,159.2 1617.3,485.7 1621.1,1158.5 1575.5,1819.4 1611.0,1937.3 86.1,1878.6 86.0,1868.7 61.8,1868.5 56.6,1674.0 50.3,1536.3 47.3,1535.0 41.8,1338.3 36.4,1335.8 74.8,1235.6 73.5,1167.0 47.7,1156.1 27.2,891.4 66.3,895.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[960.0,1087.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11415863775446,32.083420939151566]}},{"type":"Feature","properties":{"resourceCoords":[960.0,1854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11512076065561,32.08071884467408]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p63 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.62"},{"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":"6644.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"790.5,1908.9 790.4,1903.2 873.1,1897.9 975.9,1900.6 1040.2,1896.7 1091.3,1897.6 1168.9,1899.1 1595.4,1890.7 1595.2,1878.8 1593.8,1753.4 1603.8,1333.2 1604.5,911.5 1603.2,462.6 1660.0,462.4 1660.0,426.9 1609.4,413.0 1602.9,411.2 1602.0,187.9 1612.6,187.8 1608.3,42.0 1660.0,40.8 1660.0,39.1 1660.0,36.8 1.0,67.0 1.0,72.0 51.7,73.0 94.6,295.1 219.0,291.1 330.9,334.2 492.4,310.5 540.5,338.5 603.8,860.6 690.2,860.7 748.8,909.0 887.1,909.4 942.6,908.9 942.6,909.5 945.4,909.5 976.1,1155.2 950.0,1330.6 950.1,1339.3 948.6,1339.2 948.4,1340.8 47.4,1311.9 35.1,1583.0 56.1,1761.0 116.6,1914.7 725.6,1902.5 729.0,1911.2 790.5,1908.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1578.0,1355.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1171976466594,32.076215254496624]}},{"type":"Feature","properties":{"resourceCoords":[1578.0,207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11572371619945,32.08015697153337]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p63 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.71"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3635.6"},{"label":"split_canvas_w","value":"3800.4"},{"label":"split_canvas_h","value":"1721.6"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.4,961.1 57.1,1017.2 31.9,1163.1 83.0,1284.2 126.6,1312.1 580.5,1317.3 699.3,1282.5 812.2,1287.8 833.8,1299.7 888.1,1300.3 881.0,1163.7 878.0,934.1 463.2,945.8 338.1,944.4 275.5,948.8 175.6,947.0 95.1,952.8 95.3,958.4 35.4,961.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0063__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[463.1,1300.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.120036,32.073542]}},{"type":"Feature","properties":{"resourceCoords":[888.1,1300.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11827,32.073054]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p64 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.51"},{"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":"6608.0"},{"label":"split_canvas_h","value":"4547.2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"536.0,1066.8 827.6,1066.2 1187.2,1071.0 1326.4,1071.4 1524.4,1069.7 1579.7,1072.4 1625.8,831.5 1627.2,648.6 1563.8,503.0 1615.6,263.2 1594.8,124.1 1542.6,88.3 1009.5,119.4 784.6,38.4 685.9,34.0 551.5,69.5 267.6,44.0 100.2,78.0 30.7,388.4 51.2,1038.4 1.0,1054.7 1.0,1069.1 115.8,1068.6 536.0,1066.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[536.0,561.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1139233,32.0889381]}},{"type":"Feature","properties":{"resourceCoords":[536.0,1066.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.114567,32.0872577]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p64 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.67"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4493.2"},{"label":"split_canvas_w","value":"6608.0"},{"label":"split_canvas_h","value":"3302.8"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.4,1557.9 567.7,1554.5 567.7,1558.7 568.3,1634.3 568.6,1663.2 1385.4,1869.2 1384.5,1864.9 1381.5,1849.7 1380.3,1845.7 1372.2,1818.8 1578.0,1731.9 1575.1,1721.4 1625.7,1680.7 1628.7,1447.5 1651.0,1440.2 1651.0,1340.1 1620.5,1350.2 1565.5,1232.2 1482.6,1235.7 1242.3,1162.9 793.7,1235.1 789.6,1222.8 192.5,1173.2 106.5,1175.8 106.6,1180.0 54.1,1181.8 60.4,1329.6 49.5,1329.9 53.1,1546.2 53.3,1556.5 59.9,1558.2 100.4,1557.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[928.0,1316.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11209105482797,32.07926447593493]}},{"type":"Feature","properties":{"resourceCoords":[67.0,1316.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1155146870487,32.08022311904369]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p64 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.52"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6218.4"},{"label":"split_canvas_w","value":"2283.2"},{"label":"split_canvas_h","value":"1577.6"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.3,1593.8 57.5,1675.5 1.0,1693.2 1.0,1888.0 49.1,1873.0 71.3,1944.0 189.1,1946.1 487.3,1876.2 490.8,1688.1 551.1,1606.8 94.3,1593.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0064__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1554.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10911926896323,32.0786193558993]}},{"type":"Feature","properties":{"resourceCoords":[570.8,1554.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10795514004948,32.078310429258124]}},{"type":"Feature","properties":{"resourceCoords":[570.8,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10820725737977,32.07762781443681]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.10937138629352,32.077936741077984]}},{"type":"Feature","properties":{"resourceCoords":[175.9,1605.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.108793,32.078436]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p65","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0065","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"52.9,1837.5 1.0,1838.2 1.0,1838.8 119.2,1905.7 637.3,1927.3 956.1,1899.4 1405.5,1918.6 1588.4,1877.3 1618.5,773.5 1586.1,567.9 1623.8,292.5 1586.0,148.1 1378.2,231.8 1387.1,263.0 1390.7,282.6 575.0,63.0 575.2,30.9 575.5,1.0 192.9,1.0 192.0,10.0 60.1,9.3 59.9,456.9 57.6,886.1 45.9,1313.8 46.9,1453.5 47.2,1694.2 52.9,1837.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[61.0,891.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11705740092246,32.076242011000126]}},{"type":"Feature","properties":{"resourceCoords":[61.0,1825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1182221434203,32.07308766303106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p7","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"43"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0007","type":"ImageService3","width":1680,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"115.3,1650.8 223.8,1648.0 217.3,1293.9 109.8,1296.7 106.0,895.0 126.7,894.6 130.8,687.1 141.1,686.8 124.5,564.1 130.0,421.4 118.2,421.5 124.0,288.5 148.0,286.9 45.0,138.5 273.5,77.6 1367.7,78.7 1607.8,133.7 1630.5,191.1 1499.4,492.9 1555.6,497.6 1533.1,783.3 1192.2,806.8 1193.6,874.3 1506.9,868.4 1510.7,928.2 1529.0,1632.2 1531.2,1812.9 1242.6,1816.4 1004.5,1823.5 313.2,1831.5 118.7,1836.5 115.3,1650.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[920.0,1639.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0857439,32.0780487]}},{"type":"Feature","properties":{"resourceCoords":[106.0,895.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0868824,32.0797751]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p76","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.09"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0076","type":"ImageService3","width":1664,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"198.6,437.9 208.1,324.7 538.8,188.2 538.7,170.7 778.9,191.9 779.1,236.4 1438.7,316.0 1445.9,251.6 1536.8,413.7 1569.2,523.8 1546.1,523.8 1546.8,713.5 1505.9,714.2 1473.8,1935.7 1454.4,1935.7 1443.8,1779.7 1438.4,1647.8 1172.0,1422.8 1150.4,1501.0 1170.9,1551.4 1177.0,1608.0 785.5,1743.5 785.4,1724.8 485.2,1480.3 543.0,1480.5 688.0,1196.5 782.8,1171.0 874.4,1171.3 498.9,854.1 489.2,854.1 187.7,562.7 198.6,437.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0076/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[926.0,195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1179434783769,32.08678558704511]}},{"type":"Feature","properties":{"resourceCoords":[149.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.11611297334701,32.08454144097134]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0077__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p77 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.89"},{"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":"6632.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0077__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0077","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1622.4,1895.9 1607.5,1070.3 1633.0,799.1 1596.5,231.4 1139.9,226.2 1005.5,191.2 949.3,216.2 899.5,763.0 899.5,799.5 896.2,799.5 895.9,803.2 677.9,821.4 300.2,800.2 237.8,831.2 111.6,849.5 46.5,1332.2 57.6,1855.7 86.7,1898.8 1577.1,1917.7 1622.4,1895.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0077__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1411.0,1358.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.058791,32.065688]}},{"type":"Feature","properties":{"resourceCoords":[429.0,1358.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.057603,32.069007]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0008","type":"ImageService3","width":1673,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1436.3,1791.7 1431.9,1605.0 1464.8,1511.2 1597.1,1512.0 1589.8,1501.0 1490.4,1130.8 1532.1,593.3 1483.3,585.3 1409.1,346.0 1409.9,199.2 1478.1,170.4 1065.7,59.1 466.6,67.4 441.6,1.0 440.8,1.0 307.0,292.5 361.9,298.2 334.3,577.5 1.0,593.7 1.0,660.0 306.9,660.3 309.5,719.0 313.5,1408.8 312.1,1585.8 305.4,1787.2 698.2,1790.3 1436.3,1791.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[327.0,354.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08381350891734,32.0795532414897]}},{"type":"Feature","properties":{"resourceCoords":[327.0,1791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.08473283440098,32.07704010970358]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Savannah, Georgia | 1950 | sanborn01500_006 p9","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.45"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:36:45Z","modified":"2026-10-24T15:36:45Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0009","type":"ImageService3","width":1662,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"374.0,49.9 374.6,8.3 1485.2,352.1 1484.1,515.7 1476.2,713.9 1477.0,1023.0 1471.6,1902.9 1346.9,1903.5 1346.9,1919.5 387.8,1886.3 252.0,1775.0 158.9,1773.7 216.2,1176.2 79.2,501.4 158.4,167.3 100.7,38.2 374.0,49.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924sm:g3924sm_g01500195001:01500_01_1950-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[735.0,1023.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.1012921,32.0828589]}},{"type":"Feature","properties":{"resourceCoords":[1477.0,1023.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.0997626,32.0824473]}}]}}]}