{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01864_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Farmer City, Illinois | 1906 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"12"},{"label":"placed","value":"4"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.24494,-88.64162 +/-387m); p1__3 (tier 4, 40.24494,-88.64162 +/-387m); p1__4 (tier 4, 40.24494,-88.64162 +/-387m); p1__5 (tier 4, 40.24494,-88.64162 +/-387m); p1__6 (tier 4, 40.24494,-88.64162 +/-387m); p2__1 (tier 2, 40.24510,-88.64090 +/-100m); p2__2 (tier 1, 40.23782,-88.63832 +/-118m); p2__4 (tier 1, 40.25139,-88.64133 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Farmer City, Illinois | 1906 | sanborn01864_004 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3743.6"},{"label":"split_canvas_y","value":"1124.0"},{"label":"split_canvas_w","value":"2708.4"},{"label":"split_canvas_h","value":"2180.0"}],"created":"2026-10-19T00:44:54Z","modified":"2026-10-19T00:44:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"969.7,809.9 1152.8,822.4 1587.8,692.0 1585.6,424.6 1514.1,291.4 951.3,303.3 954.9,718.5 969.7,809.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[935.9,281.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.64296993606858,40.24891917973975]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,281.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.6412690989752,40.248908041394515]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,826.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.64128081744049,40.24786345041147]}},{"type":"Feature","properties":{"resourceCoords":[935.9,826.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.64298165453387,40.24787458875671]}},{"type":"Feature","properties":{"resourceCoords":[1098.7,419.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.642564,40.248652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Farmer City, Illinois | 1906 | sanborn01864_004 p2 [3]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1554.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"6098.0"}],"created":"2026-10-19T00:44:54Z","modified":"2026-10-19T00:44:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.1,1752.9 377.1,1750.6 1070.2,1748.5 1316.2,1749.0 1569.0,1743.4 1506.1,1318.8 1503.8,1318.8 1526.2,908.7 1548.7,908.9 1545.2,424.8 1424.0,423.5 1423.8,406.2 631.2,418.7 591.1,722.4 586.1,723.0 586.1,723.9 586.1,724.0 575.1,724.1 153.8,768.0 62.8,881.6 40.7,1693.4 71.1,1752.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[836.0,1750.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.642603,40.2433605]}},{"type":"Feature","properties":{"resourceCoords":[834.0,420.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.642583,40.245902]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Farmer City, Illinois | 1906 | sanborn01864_004 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:44:54Z","modified":"2026-10-19T00:44:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,304.4 1.0,304.6 72.7,320.8 81.2,1301.5 280.6,1705.9 829.3,1841.1 1483.3,1789.1 1395.8,1253.1 1432.1,982.0 1537.8,739.2 1540.9,169.0 1267.0,169.2 1024.7,165.5 341.9,158.7 40.5,157.0 86.9,251.4 72.8,300.0 1.0,304.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[794.0,592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.642597,40.2425303]}},{"type":"Feature","properties":{"resourceCoords":[794.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.642603,40.2433605]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Farmer City, Illinois | 1906 | sanborn01864_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:44:54Z","modified":"2026-10-19T00:44:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,487.6 1.0,505.2 123.0,507.6 122.2,998.9 99.2,998.5 72.8,1414.4 75.2,1414.5 135.1,1845.9 328.3,1843.4 452.6,1845.4 1564.2,1835.8 1514.2,1771.2 1557.2,1735.5 1608.7,890.5 1559.5,260.2 1495.2,152.7 1531.1,102.7 886.7,22.9 270.8,36.3 242.0,93.5 113.1,107.7 41.2,300.9 69.5,487.1 1.0,487.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104fm:g018641906:01864_1906-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1279.0,1007.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.63794797129984,40.24494613915276]}},{"type":"Feature","properties":{"resourceCoords":[347.0,528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.64024977048224,40.245845742909104]}}]}}]}