{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01752_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Buckley, Illinois | 1906 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"2"},{"label":"placed","value":"1"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 40.59798,-88.03801 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104bm:g017521906:01752_1906-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Buckley, Illinois | 1906 | sanborn01752_002 p1 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.61"},{"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":"2026-10-18T01:33:52Z","modified":"2026-10-18T01:33:52Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104bm:g017521906:01752_1906-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104bm:g017521906:01752_1906-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"150.3,1851.9 1570.2,1867.8 1534.7,42.5 631.1,42.5 566.2,115.7 559.4,591.9 531.5,616.5 528.8,616.5 294.4,619.6 69.1,723.0 62.0,814.3 119.7,832.4 52.5,921.1 123.3,1001.5 44.6,1168.1 53.4,1646.7 150.3,1851.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd410m:g4104m:g4104bm:g017521906:01752_1906-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[918.0,1384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.0380748,40.5971369]}},{"type":"Feature","properties":{"resourceCoords":[918.0,25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.037006,40.599612]}}]}}]}