{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01842_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Effingham, Illinois | 1898 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"9"},{"label":"placed","value":"5"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 3, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p4__1 (tier 2, 39.11984,-88.54362 +/-100m); p4__3 (tier 1, 39.11642,-88.54312 +/-100m); p4__4 (tier 1, 39.12439,-88.54424 +/-100m); p4__5 (tier 1, 39.12606,-88.54079 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__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 | 1898 | sanborn01842_003 p1 [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":"2026-09-21T20:08:25Z","modified":"2026-09-21T20:08:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 -0.0,-0.0 -0.0,1913.0 961.9,1913.0 965.5,1320.0 826.0,1316.9 840.6,373.6 1613.0,374.6 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[232.0,756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5528074,39.117511]}},{"type":"Feature","properties":{"resourceCoords":[785.0,756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.551527,39.117471]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__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 | 1898 | sanborn01842_003 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3304.0"},{"label":"split_canvas_y","value":"1494.4"},{"label":"split_canvas_w","value":"3148.0"},{"label":"split_canvas_h","value":"6157.6"}],"created":"2026-09-21T20:08:25Z","modified":"2026-09-21T20:08:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,374.6 840.6,373.6 826.0,1316.9 965.5,1320.0 961.9,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[826.0,373.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.552959442255,39.123758861476155]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,373.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.55103330379409,39.12399780014583]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.55043101396691,39.12107189398288]}},{"type":"Feature","properties":{"resourceCoords":[826.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.55235715242783,39.120832955313205]}},{"type":"Feature","properties":{"resourceCoords":[885.0,795.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.55265,39.122975]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1898 | sanborn01842_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T20:08:25Z","modified":"2026-09-21T20:08:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1505.2,24.8 1310.4,617.0 1486.6,602.2 1493.0,1742.9 1337.7,1734.0 1335.7,1913.0 1194.5,1913.0 1197.1,1728.0 -0.0,1710.3 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54700106823017,39.12337685829801]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54300442435499,39.12336074720553]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54302888099085,39.119657481014286]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54702552486603,39.119673592106764]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Effingham, Illinois | 1898 | sanborn01842_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T20:08:25Z","modified":"2026-09-21T20:08:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,1722.5 156.5,1729.7 137.4,581.5 -0.0,594.5 -0.0,472.7 149.8,0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54364022984001,39.12331841704799]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53967095960682,39.12326823450436]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.53974713664184,39.119590329747815]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.54371640687502,39.11964051229145]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0004__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 | 1898 | sanborn01842_003 p4 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"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":"2026-09-21T20:08:25Z","modified":"2026-09-21T20:08:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"738.0,1913.0 973.0,1913.0 1033.8,1913.0 1244.6,1317.6 1613.0,1317.6 1613.0,70.3 604.6,70.4 604.4,431.2 604.2,685.4 604.1,950.1 352.2,949.7 0.0,949.3 -0.0,1913.0 738.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104em:g018421898:01842_1898-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[133.0,1001.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.547776,39.118283]}},{"type":"Feature","properties":{"resourceCoords":[1316.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.544795,39.120045]}}]}}]}