{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01779_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Chandlerville, Illinois | 1909 | 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":"6"},{"label":"placed","value":"5"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 40.04689,-90.15159 +/-214m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chandlerville, Illinois | 1909 | sanborn01779_003 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2957.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4694.4"}],"created":"2026-09-21T17:28:05Z","modified":"2026-09-21T17:28:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1629.0 1613.0,739.4 836.2,746.1 839.6,1194.6 0.0,1194.0 -0.0,1913.0 144.4,1913.0 155.4,1801.0 1411.9,1816.5 1613.0,1629.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[544.0,1300.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1487603,40.0517561]}},{"type":"Feature","properties":{"resourceCoords":[544.0,834.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1481961,40.052507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chandlerville, Illinois | 1909 | sanborn01779_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T17:28:05Z","modified":"2026-09-21T17:28:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"216.6,0.0 1613.0,0.0 1613.0,133.9 1364.8,133.1 1365.0,274.4 1474.4,285.6 1461.5,1515.6 1613.0,1679.5 1613.0,1913.0 263.4,1913.0 262.5,1816.4 161.3,1814.6 159.3,48.9 216.3,56.2 216.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.15261501281337,40.04914236611796]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.15062559506998,40.051810155611946]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.14652128700487,40.04999129759256]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.14851070474826,40.04732350809858]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chandlerville, Illinois | 1909 | sanborn01779_003 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3644.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T17:28:05Z","modified":"2026-09-21T17:28:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"262.6,57.1 269.3,-0.0 -0.0,-0.0 -0.0,1913.0 862.5,1913.0 863.1,66.0 262.6,57.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[863.1,1504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1528373,40.0464059]}},{"type":"Feature","properties":{"resourceCoords":[863.1,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1510374,40.0487687]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chandlerville, Illinois | 1909 | sanborn01779_003 p3 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"3644.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2807.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-21T17:28:05Z","modified":"2026-09-21T17:28:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1494.7,84.7 1018.6,75.9 1019.7,0.0 911.1,0.0 911.1,1913.0 1613.0,1913.0 1613.0,1877.4 1347.2,1878.5 1347.7,1264.8 1532.0,1260.5 1494.7,84.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1532.0,1260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.150173,40.0454784]}},{"type":"Feature","properties":{"resourceCoords":[1081.1,77.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1532715,40.0458375]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Chandlerville, Illinois | 1909 | sanborn01779_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T17:28:05Z","modified":"2026-09-21T17:28:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 0.0,1299.7 182.8,1299.0 144.8,129.1 1510.0,153.8 1512.2,1313.7 1613.0,1316.5 1613.0,1913.0 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104cm:g017791909:01779_1909-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.15320836764555,40.04639213152412]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.15124505024357,40.049084866229]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.1471025290101,40.04728979971358]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.14906584641207,40.0445970650087]}}]}}]}