{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01896_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Grafton, Illinois | 1900 | 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":"7"},{"label":"placed","value":"5"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 38.97169,-90.43662 +/-100m); p3__2 (tier 2, 38.97009,-90.43256 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Illinois | 1900 | sanborn01896_002 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.27"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"5905.6"}],"created":"2026-10-19T01:19:48Z","modified":"2026-10-19T01:19:48Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1467.2,77.8 1050.7,16.5 124.4,115.3 29.6,190.0 122.0,557.0 41.9,624.2 36.7,1470.9 677.0,1471.0 715.4,1125.7 715.2,1114.8 715.2,1114.5 716.6,1114.5 717.1,1109.8 1497.2,1108.3 1496.2,1114.5 1541.5,1114.5 1602.6,953.9 1607.1,953.8 1467.2,77.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1081.0,968.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4376647,38.9697904]}},{"type":"Feature","properties":{"resourceCoords":[74.0,1355.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.440049,38.969102]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Illinois | 1900 | sanborn01896_002 p1 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.20"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2860.8"},{"label":"split_canvas_y","value":"4458.0"},{"label":"split_canvas_w","value":"3591.2"},{"label":"split_canvas_h","value":"3194.0"}],"created":"2026-10-19T01:19:48Z","modified":"2026-10-19T01:19:48Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"728.7,1906.4 1593.0,1907.0 1593.1,1891.0 1586.2,1136.5 896.0,1130.8 821.8,1190.4 748.4,1156.3 728.7,1906.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[753.2,1722.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4467132,38.9697472]}},{"type":"Feature","properties":{"resourceCoords":[1581.0,1722.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.44457,38.9697611]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Illinois | 1900 | sanborn01896_002 p1 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.43"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5905.6"},{"label":"split_canvas_w","value":"2904.4"},{"label":"split_canvas_h","value":"1746.4"}],"created":"2026-10-19T01:19:48Z","modified":"2026-10-19T01:19:48Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"19.6,1501.2 13.9,1900.0 704.7,1906.3 674.7,1508.3 474.9,1484.2 405.4,1564.0 375.6,1500.6 19.6,1501.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1476.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.45174140665031,38.970657606017035]}},{"type":"Feature","properties":{"resourceCoords":[726.1,1476.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.44997190159431,38.97062789104265]}},{"type":"Feature","properties":{"resourceCoords":[726.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.44999493509248,38.96980079317707]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.45176444014848,38.96983050815145]}},{"type":"Feature","properties":{"resourceCoords":[70.0,1560.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4515752,38.9704965]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Illinois | 1900 | sanborn01896_002 p2 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.57"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T01:19:48Z","modified":"2026-10-19T01:19:48Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1155.2,1820.5 1395.7,1858.5 1553.8,1790.5 1577.2,1080.3 1517.5,183.4 1584.4,179.2 1363.3,152.8 1363.5,160.1 1162.2,163.4 963.2,170.5 962.8,145.6 447.5,170.8 447.5,173.4 447.5,197.2 489.5,201.9 499.4,346.6 461.1,629.7 447.5,631.8 447.5,637.8 411.3,637.5 92.7,687.1 60.3,897.7 35.2,1513.7 53.2,1708.9 141.9,1808.7 135.3,1855.9 996.0,1712.4 996.2,1716.9 1154.8,1776.0 1155.2,1820.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[996.0,1205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4352083,38.969789]}},{"type":"Feature","properties":{"resourceCoords":[996.0,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4364206,38.969806]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Illinois | 1900 | sanborn01896_002 p3 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.79"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"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":"2026-10-19T01:19:48Z","modified":"2026-10-19T01:19:48Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"40.2,184.2 65.7,184.5 84.6,682.4 60.5,682.6 65.3,874.9 66.4,1069.3 73.5,1069.2 45.6,1282.4 74.6,1833.0 648.3,1863.9 899.7,1813.2 989.6,1672.7 1022.6,1399.7 1589.0,1381.7 1572.4,39.0 215.6,20.7 55.0,63.8 40.2,184.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104gm:g018961900:01896_1900-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.430209,38.9698083]}},{"type":"Feature","properties":{"resourceCoords":[566.0,679.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.4314743,38.9698153]}}]}}]}