{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn01861_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Fairmount, Illinois | 1898 | 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":"4"},{"label":"placed","value":"3"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p2__3 (tier 2, 40.04585,-87.82966 +/-109m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Fairmount, Illinois | 1898 | sanborn01861_001 p1","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"}],"created":"2026-09-22T00:01:41Z","modified":"2026-09-22T00:01:41Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,808.8 1580.7,809.4 1613.0,1913.0 814.8,1913.0 814.3,1852.8 -0.0,1863.3 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8306877,40.0464277]}},{"type":"Feature","properties":{"resourceCoords":[214.0,636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8322577,40.0471777]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Fairmount, Illinois | 1898 | sanborn01861_001 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"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":"2026-09-22T00:01:41Z","modified":"2026-09-22T00:01:41Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1913.0 631.2,1913.0 632.7,1312.2 1095.9,1312.8 1613.0,1313.4 1613.0,64.2 1224.0,59.1 1224.3,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[619.0,1278.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.831483,40.0425605]}},{"type":"Feature","properties":{"resourceCoords":[1216.0,778.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8302031,40.0436454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Fairmount, Illinois | 1898 | sanborn01861_001 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2524.8"},{"label":"split_canvas_y","value":"5248.8"},{"label":"split_canvas_w","value":"1937.6"},{"label":"split_canvas_h","value":"2403.2"}],"created":"2026-09-22T00:01:41Z","modified":"2026-09-22T00:01:41Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1115.5,1913.0 1115.6,1913.0 1095.9,1312.8 632.7,1312.2 631.2,1913.0 1115.5,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018611898:01861_1898-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[631.2,1312.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.82893430544145,40.04717989264631]}},{"type":"Feature","properties":{"resourceCoords":[1115.6,1312.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.82776674175398,40.04731126389234]}},{"type":"Feature","properties":{"resourceCoords":[1115.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.82755372350302,40.046205583645495]}},{"type":"Feature","properties":{"resourceCoords":[631.2,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.82872128719049,40.04607421239947]}},{"type":"Feature","properties":{"resourceCoords":[1035.7,1634.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.8278452,40.0466972]}}]}}]}