{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01842_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Effingham, Illinois | 1906 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"14"},{"label":"placed","value":"8"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 5, georef-snap 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 38.95502,-88.62534 +/-101m); p1__2 (tier 1, 39.12258,-88.55017 +/-262m); p6__1 (tier 1, 39.11420,-88.54383 +/-100m); p6__3 (tier 1, 39.11589,-88.53777 +/-100m); p7__3 (tier 4, 39.12155,-88.54407 +/-645m); p8__1 (tier 2, 39.12179,-88.54216 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"502.6,1913.0 -0.0,1913.0 -0.0,0.0 1613.0,0.0 1613.0,451.8 1469.8,899.3 1613.0,959.0 1613.0,1867.0 501.5,1860.0 502.6,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54929313915663,39.12364285836412]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54541965563415,39.12354327062354]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54557083038603,39.11995413778069]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54944431390851,39.12005372552127]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p3","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"20"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"169.2,879.1 27.5,815.0 183.0,366.9 192.9,0.0 1592.3,0.0 1607.2,1832.5 144.4,1793.3 169.2,879.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[479.0,832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.544751,39.121828]}},{"type":"Feature","properties":{"resourceCoords":[1073.0,1579.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.543335,39.12043]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"46.4,1913.0 35.2,54.5 1583.6,50.3 1582.8,0.0 1613.0,0.0 1613.0,1913.0 46.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54215440738827,39.12324011359537]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53826251049877,39.123227565484015]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53828155851002,39.11962135346909]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54217345539952,39.11963390158045]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1599.8,1844.1 44.1,1850.3 44.9,1727.5 -0.0,1727.5 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54215222647439,39.12660904692367]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53827853664774,39.1265928383801]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53830314230409,39.12300365963872]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54217683213074,39.12301986818229]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p6 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"2"},{"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":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1569.5,80.2 595.2,39.4 429.4,507.8 437.1,508.2 356.6,706.7 359.3,954.1 256.1,954.5 56.6,1446.4 -0.0,1448.0 -0.0,1913.0 1613.0,1913.0 1613.0,1443.3 1533.3,1465.5 1569.5,80.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1259.0,1035.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.544665,39.118193]}},{"type":"Feature","properties":{"resourceCoords":[1221.0,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.544795,39.120045]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p7 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3043.6"},{"label":"split_canvas_h","value":"6570.0"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1639.5 239.1,1640.7 294.4,1610.5 665.8,613.5 210.0,602.2 236.3,108.5 -0.0,95.9 0.0,1639.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[210.0,602.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.547761,39.119201]}},{"type":"Feature","properties":{"resourceCoords":[210.0,1109.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.547776,39.118283]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p7 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2056.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4395.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"823.4,1435.2 902.2,1408.8 927.0,1880.8 1613.0,1913.0 1613.0,214.8 1564.9,216.4 1561.0,48.0 786.8,41.4 823.4,1435.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1040.1,48.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.543324,39.119988]}},{"type":"Feature","properties":{"resourceCoords":[1561.0,48.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.542056,39.119952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1906 | sanborn01842_004 p8 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1866.4"},{"label":"split_canvas_h","value":"2868.4"}],"created":"2026-09-22T17:18:37Z","modified":"2026-09-22T17:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,715.7 466.6,717.1 462.7,0.0 0.0,0.0 0.0,715.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421906:01842_1906-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54481230434524,39.12802630814086]}},{"type":"Feature","properties":{"resourceCoords":[466.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54367385768768,39.12800729775975]}},{"type":"Feature","properties":{"resourceCoords":[466.6,717.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54371145581348,39.12665041644041]}},{"type":"Feature","properties":{"resourceCoords":[0.0,717.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54484990247104,39.12666942682152]}},{"type":"Feature","properties":{"resourceCoords":[99.9,676.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.544604,39.126742]}},{"type":"Feature","properties":{"resourceCoords":[99.9,676.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.54403,39.126719]}},{"type":"Feature","properties":{"resourceCoords":[99.9,676.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.543664,39.126742]}}]}}]}