{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn02300_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Columbus, Indiana | 1912 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"48"},{"label":"placed","value":"34"},{"label":"unplaced","value":"14"},{"label":"fit sources","value":"georef 27, georef-snap 7"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"9 sheet(s) cut into 28 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 39.20341,-85.91012 +/-562m); p14__2 (tier 1, 39.20625,-85.92334 +/-100m); p21__1 (tier 1, 39.20184,-85.92195 +/-100m); p24__1 (tier 1, 39.19720,-85.89805 +/-263m); p24__2 (tier 1, 39.20062,-85.90287 +/-100m); p26__2 (tier 1, 39.20018,-85.91974 +/-100m); p27__3 (tier 1, 39.20152,-85.90616 +/-100m); p27__4 (tier 1, 39.19777,-85.90591 +/-100m); p27__5 (tier 2, 39.19776,-85.90460 +/-100m); p27__6 (tier 1, 39.19981,-85.90041 +/-100m); p29__2 (tier 1, 39.21617,-85.90169 +/-100m); p29__5 (tier 1, 39.21048,-85.90481 +/-100m); p9__2 (tier 1, 39.20171,-85.91563 +/-235m); p9__4 (tier 1, 39.21575,-85.92291 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p10","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1371.7,1732.1 1227.5,1734.8 1227.4,1913.0 -0.0,1913.0 -0.0,1617.1 220.0,1614.3 214.0,1155.7 87.0,1155.0 74.1,43.3 1545.2,36.5 1552.1,1154.0 1375.2,1153.9 1371.7,1732.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1544.0,588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9199873,39.2075361]}},{"type":"Feature","properties":{"resourceCoords":[87.0,1155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.921473,39.2101906]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p11","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1447.3,1787.4 119.9,1783.5 117.0,150.0 665.1,145.3 664.2,0.0 1613.0,0.0 1613.0,772.6 1484.0,773.9 1443.6,774.4 1447.3,1787.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[666.0,310.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9175071,39.2103458]}},{"type":"Feature","properties":{"resourceCoords":[666.0,1783.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9173641,39.2076148]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p12","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.8,163.7 1613.0,171.2 1613.0,1390.0 1458.8,1386.0 1447.6,1812.3 308.6,1807.4 -0.0,1805.2 -0.0,784.9 170.5,783.8 172.8,163.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[806.0,305.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9137361,39.2104928]}},{"type":"Feature","properties":{"resourceCoords":[806.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.913578,39.2077231]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p13","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"18"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"80.7,1563.2 -0.0,1564.0 -0.0,160.5 1183.5,137.4 1183.2,0.0 1613.0,0.0 1613.0,275.8 1425.6,275.0 1367.0,274.8 1363.7,733.3 1613.0,734.4 1613.0,1913.0 79.2,1913.0 80.7,1563.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[973.0,1414.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9056897,39.2084939]}},{"type":"Feature","properties":{"resourceCoords":[525.0,1414.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9067653,39.2084829]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p14 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1284.1,1689.3 1483.7,1688.6 1463.8,134.0 1283.0,133.0 1280.4,0.0 490.3,0.0 487.1,359.5 0.0,359.5 -0.0,1661.9 1284.0,1654.7 1284.1,1689.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1283.0,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.922624,39.2055126]}},{"type":"Feature","properties":{"resourceCoords":[1283.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9227335,39.2077742]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p15","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"370.0,1714.0 140.6,1711.9 -0.0,1710.6 -0.0,19.8 383.2,26.8 381.0,204.2 1502.1,211.0 1482.2,1752.0 1513.0,1827.7 1613.0,1852.2 1613.0,1913.0 924.7,1913.0 927.2,1622.6 369.6,1618.7 370.0,1714.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[936.0,615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9199686,39.2067758]}},{"type":"Feature","properties":{"resourceCoords":[370.0,1714.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.921183,39.2046984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,142.1 1594.0,1743.9 1528.3,1774.7 9.3,1763.3 22.6,141.0 1613.0,142.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9144230604915,39.207739878288024]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91424768138252,39.20470704627011]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91885706092398,39.204544736392215]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91903244003296,39.20757756841013]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p17","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.0,1840.0 120.7,151.3 1548.3,148.4 1521.0,1843.5 132.0,1840.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1086.0,1198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9123596,39.2058159]}},{"type":"Feature","properties":{"resourceCoords":[120.0,1198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9146671,39.2057481]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p18","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.0,185.0 813.4,171.0 817.9,0.0 1578.1,0.0 1544.5,1876.9 1514.8,1913.0 -0.0,1913.0 92.6,1887.0 94.0,185.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[94.0,1239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9112936,39.2058469]}},{"type":"Feature","properties":{"resourceCoords":[94.0,185.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9113504,39.2077911]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"29.5,1633.8 51.5,120.7 1597.6,128.8 1613.0,1913.0 -0.0,1913.0 -0.0,1634.2 29.5,1633.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90794782709199,39.20776618842681]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90410635473822,39.20782122414938]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9040227101069,39.20426601202112]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90786418246067,39.204210976298555]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p20","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1513.6,0.0 1508.1,1780.4 161.3,1798.4 151.4,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[942.0,1249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9238277,39.2023506]}},{"type":"Feature","properties":{"resourceCoords":[1508.0,1816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9224082,39.2013398]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p21 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.4,1350.6 196.5,1349.8 652.8,1342.2 652.8,1363.4 651.7,1879.0 1567.5,1872.2 1534.2,287.2 1275.2,289.0 1275.7,0.0 720.7,0.0 721.8,94.8 137.4,93.5 133.4,1350.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1275.0,755.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9197926,39.2035202]}},{"type":"Feature","properties":{"resourceCoords":[130.0,755.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9225289,39.2034285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p22","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"419.7,100.0 1613.0,117.8 1613.0,1742.1 -0.0,1712.4 -0.0,153.6 418.9,159.4 419.7,100.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[824.0,624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9171476,39.2036219]}},{"type":"Feature","properties":{"resourceCoords":[1332.0,1734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9157412,39.2015952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 853.6,1913.0 854.5,1730.1 127.8,1749.9 47.7,92.5 352.8,83.7 355.7,156.6 1613.0,131.5 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9154274064803,39.204838774215894]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91161373603782,39.204887325708235]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91153994932657,39.20135769884811]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91535361976905,39.20130914735577]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0024__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p24 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4109.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2342.8"},{"label":"split_canvas_h","value":"1762.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0024__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,-0.0 1027.8,0.0 1027.5,320.8 1027.3,439.3 1613.0,440.5 1613.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0024__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.89793072161079,39.19659781854867]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.89652054017722,39.196604290666826]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,440.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.89651425417013,39.1957819940372]}},{"type":"Feature","properties":{"resourceCoords":[1027.3,440.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.8979244356037,39.19577552191904]}},{"type":"Feature","properties":{"resourceCoords":[1070.3,409.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.8978214,39.1958338]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 109.2,1913.0 109.5,1888.2 -0.0,1877.3 36.1,-0.0 1613.0,-0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92096592426806,39.201469401350806]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92074021160532,39.198330199973945]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92551082622712,39.19812128865513]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92573653888986,39.20126049003199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0026__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p26 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0026__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,571.0 951.0,570.7 952.1,0.0 621.3,-0.0 620.0,223.2 54.3,208.6 58.0,1839.2 1613.0,1824.5 1613.0,571.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0026__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[58.0,1322.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9196725,39.2014452]}},{"type":"Feature","properties":{"resourceCoords":[58.0,1864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9210227,39.2013968]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p27 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2542.0"},{"label":"split_canvas_h","value":"4898.4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"563.2,-0.0 0.0,-0.0 -0.0,1224.6 368.2,1221.5 553.0,1219.8 563.2,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[100.1,1186.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9039173,39.1995519]}},{"type":"Feature","properties":{"resourceCoords":[584.5,1186.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9039004,39.1986107]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p27 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"1472.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4979.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,111.0 1239.4,109.7 1239.3,287.4 1019.7,286.1 1018.6,415.8 941.4,417.1 942.5,854.4 635.5,846.9 635.1,1219.0 368.2,1221.5 369.6,1913.0 545.8,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0027__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1574.0,580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9058747,39.1975964]}},{"type":"Feature","properties":{"resourceCoords":[1574.0,1651.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9084146,39.1975788]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"617.6,1913.0 616.1,1913.0 -0.0,1913.0 -0.0,0.0 1613.0,-0.0 1613.0,1913.0 617.6,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90026355759099,39.19868693883172]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90024276282595,39.19572178813268]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90474870419165,39.19570254053833]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90476949895668,39.19866769123737]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p29 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4531.2"},{"label":"split_canvas_h","value":"3652.8"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,913.2 973.5,910.4 973.8,457.7 1132.0,456.7 1132.8,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90301285381248,39.2160312077757]}},{"type":"Feature","properties":{"resourceCoords":[1132.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90029169082652,39.215898358929586]}},{"type":"Feature","properties":{"resourceCoords":[1132.8,913.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90042985203077,39.21419930185892]}},{"type":"Feature","properties":{"resourceCoords":[0.0,913.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90315101501673,39.21433215070503]}},{"type":"Feature","properties":{"resourceCoords":[77.0,112.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9028448,39.2158146]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p29 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"3892.8"},{"label":"split_canvas_y","value":"1815.6"},{"label":"split_canvas_w","value":"2559.2"},{"label":"split_canvas_h","value":"4766.4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,453.9 1210.4,456.2 1225.2,514.7 973.8,515.5 973.5,910.4 973.5,957.0 1213.5,956.2 1218.5,1645.5 1613.0,1645.0 1613.0,453.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1278.1,604.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9040188,39.2104539]}},{"type":"Feature","properties":{"resourceCoords":[1278.1,1612.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.904004,39.2085067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p29 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3641.6"},{"label":"split_canvas_w","value":"4703.2"},{"label":"split_canvas_h","value":"4010.4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.2,1913.0 1125.1,1913.0 1133.7,1440.1 973.2,1440.1 973.5,910.4 95.8,912.9 67.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0029__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[608.9,1474.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.917724,39.2144586]}},{"type":"Feature","properties":{"resourceCoords":[1137.8,1474.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9164119,39.2145281]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2184.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5467.2"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.3,719.9 1613.0,719.1 1613.0,546.3 0.0,546.2 -0.0,1818.5 1569.2,1813.0 1578.3,719.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1030.0,1291.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9203503,39.2143568]}},{"type":"Feature","properties":{"resourceCoords":[75.0,1291.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9226577,39.2142709]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p2 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"2185.2"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"47.6,529.5 90.0,546.2 1520.2,546.3 1551.0,523.3 1545.8,18.8 1613.0,-0.0 -0.0,-0.0 -0.0,278.6 48.8,276.7 47.6,529.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[549.0,147.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9108159,39.2174585]}},{"type":"Feature","properties":{"resourceCoords":[1551.0,523.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9083822,39.2167635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5675.6"},{"label":"split_canvas_w","value":"4779.2"},{"label":"split_canvas_h","value":"1976.4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1842.5 1010.5,1819.0 1014.1,1648.9 1194.7,1648.1 1194.8,1423.5 0.0,1418.9 0.0,1842.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[614.9,1471.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9105991,39.2084777]}},{"type":"Feature","properties":{"resourceCoords":[293.9,1836.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9113504,39.2077911]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p3 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1901.9 1613.0,886.5 1551.9,885.9 1508.3,885.5 1511.4,389.5 1613.0,389.9 1613.0,-0.0 253.8,-0.0 252.1,41.9 -0.0,30.7 0.0,1418.9 1194.8,1423.5 1194.5,1904.8 1613.0,1901.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1345.0,884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9139474,39.21461]}},{"type":"Feature","properties":{"resourceCoords":[771.0,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9120125,39.2157587]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p4","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"779.7,1817.3 -0.0,1840.2 24.7,0.0 1613.0,0.0 1613.0,1913.0 808.0,1913.0 781.4,1819.9 779.7,1817.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,119.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.906536,39.2174957]}},{"type":"Feature","properties":{"resourceCoords":[538.0,509.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9071757,39.2167746]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,86.5 1605.0,85.9 1589.0,1787.3 465.7,1785.6 463.4,1913.0 -0.0,1913.0 -0.0,86.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92278718578254,39.21343639857652]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91897897827499,39.213587692127405]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.91874901980981,39.210063554789976]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.92255722731736,39.20991226123909]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p6","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"660.4,1913.0 102.5,1913.0 115.2,297.5 1232.9,276.1 1234.7,91.2 1467.4,92.0 1450.4,1771.8 660.8,1765.1 660.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[673.0,365.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9176745,39.2134708]}},{"type":"Feature","properties":{"resourceCoords":[1222.0,1615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.91624,39.2112439]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p7","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.8,1913.0 172.5,1756.8 -0.0,1757.0 -0.0,111.0 798.5,105.9 798.8,0.0 1300.2,0.0 1300.5,102.7 1613.0,100.7 1613.0,1913.0 172.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[798.0,269.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9139098,39.213803]}},{"type":"Feature","properties":{"resourceCoords":[311.0,1597.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9149539,39.2112989]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 1031.5,0.0 1057.3,96.7 1613.0,112.8 1613.0,1775.3 1550.6,1774.1 1548.2,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90902204256648,39.214301088173464]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90521853522986,39.21439743075758]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90507209765298,39.21087768559735]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90887560498959,39.21078134301324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p9 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3023.6"},{"label":"split_canvas_h","value":"2767.2"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,684.7 519.9,691.8 755.9,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9057385483086,39.221341960195126]}},{"type":"Feature","properties":{"resourceCoords":[755.9,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90391931806859,39.2213551890169]}},{"type":"Feature","properties":{"resourceCoords":[755.9,691.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.90390369044579,39.220064907400264]}},{"type":"Feature","properties":{"resourceCoords":[0.0,691.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9057229206858,39.22005167857849]}},{"type":"Feature","properties":{"resourceCoords":[130.0,602.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9054121,39.2202199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbus, Indiana | 1912 | sanborn02300_006 p9 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3784.4"},{"label":"split_canvas_y","value":"2029.6"},{"label":"split_canvas_w","value":"2667.6"},{"label":"split_canvas_h","value":"5622.4"}],"created":"2026-09-20T22:41:19Z","modified":"2026-09-20T22:41:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1564.4,1692.6 1613.0,1691.3 1613.0,509.7 977.0,507.5 1010.0,1913.0 1568.8,1913.0 1564.4,1692.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094cm:g4094cm_g023001912:02300_1912-0009__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[997.1,1456.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9157412,39.2015952]}},{"type":"Feature","properties":{"resourceCoords":[1556.0,1456.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9157126,39.2005007]}}]}}]}