{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02432_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mount Vernon, Indiana | 1887 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"9"},{"label":"placed","value":"7"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 6, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 37.93018,-87.89844 +/-618m); p4__1 (tier 4, 37.93018,-87.89844 +/-618m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p1 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3554.0"},{"label":"split_canvas_w","value":"3978.8"},{"label":"split_canvas_h","value":"4098.0"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"993.7,1771.5 970.1,1673.5 983.6,1116.8 993.7,1115.2 993.7,1075.6 710.3,901.4 713.9,994.7 161.4,1003.2 59.0,1004.8 1.0,1094.6 1.0,1907.5 993.7,1898.6 993.7,1771.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[705.8,990.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.89721545576886,37.92965777960965]}},{"type":"Feature","properties":{"resourceCoords":[184.9,990.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.89758030865262,37.93059723870386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p1 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3978.8"},{"label":"split_canvas_y","value":"3554.0"},{"label":"split_canvas_w","value":"2473.2"},{"label":"split_canvas_h","value":"4098.0"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1405.4,907.7 1043.9,912.0 1038.5,1879.2 1525.4,1883.1 1577.5,994.9 1405.4,907.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1284.4,1178.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8909415,37.9301836]}},{"type":"Feature","properties":{"resourceCoords":[1284.4,1699.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8920537,37.9299027]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"972.1,1836.5 684.7,1653.6 686.9,1749.2 121.0,1749.0 122.0,669.4 126.5,412.3 121.8,90.6 423.6,18.9 854.8,66.1 1104.7,31.4 1239.7,113.7 1260.2,74.1 1304.7,127.0 1483.0,123.1 1440.9,348.1 1548.7,490.8 1514.7,572.1 1573.3,652.6 1571.8,1799.1 1523.8,1875.9 1291.8,1831.6 971.5,1877.1 972.1,1836.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[121.0,1749.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.897626,37.9306326]}},{"type":"Feature","properties":{"resourceCoords":[121.0,149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.894071,37.93154]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1507.6,410.2 1502.6,667.2 1499.7,1746.1 1394.8,1745.9 1325.7,1848.9 949.9,1817.3 429.5,1878.8 51.9,1832.8 60.2,34.4 507.2,79.9 1279.9,23.6 1503.5,88.8 1507.6,410.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[989.0,136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8944179,37.9324464]}},{"type":"Feature","properties":{"resourceCoords":[989.0,1745.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.897993,37.9315282]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p4 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.06"},{"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":"4588.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"634.8,29.6 623.5,166.2 653.4,168.2 593.8,255.0 559.8,903.2 279.9,903.5 63.9,1064.7 65.6,1794.7 146.7,1868.9 378.4,1883.5 882.5,1852.5 1061.0,1786.8 1081.2,1735.4 1110.8,1552.0 1053.0,1224.0 1120.4,987.5 1131.0,355.7 1050.9,214.0 648.6,115.4 634.8,29.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[798.1,499.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.899624,37.928151]}},{"type":"Feature","properties":{"resourceCoords":[798.1,1037.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.900709,37.927815]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p4 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.46"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4526.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1925.2"},{"label":"split_canvas_h","value":"3600.0"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1155.2,550.5 1213.8,848.9 1466.8,887.6 1571.4,844.1 1593.5,291.8 1550.2,33.2 1190.8,65.4 1155.2,550.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1457.2,528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.901855,37.9305573]}},{"type":"Feature","properties":{"resourceCoords":[1457.2,29.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.902244,37.93152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Vernon, Indiana | 1887 | sanborn02432_001 p4 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.48"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4555.6"},{"label":"split_canvas_y","value":"3600.0"},{"label":"split_canvas_w","value":"1896.4"},{"label":"split_canvas_h","value":"4052.0"}],"created":"2026-10-18T13:32:22Z","modified":"2026-10-18T13:32:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.3,1846.7 1593.7,1155.8 1527.5,933.8 1354.2,946.7 1182.3,1145.0 1181.5,1715.2 1237.8,1849.2 1362.9,1889.9 1561.3,1846.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd409m:g4094m:g4094mm:g4094mm_g024321887:02432_1887-0004__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1138.9,900.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.9056729705198,37.931096189781066]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,900.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.9046176880511,37.931366714615876]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.90388526888647,37.92959396322135]}},{"type":"Feature","properties":{"resourceCoords":[1138.9,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.90494055135517,37.92932343838654]}},{"type":"Feature","properties":{"resourceCoords":[1515.2,1678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.9042729,37.9299494]}}]}}]}