{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03982_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Decatur, Michigan | 1944 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"8"},{"label":"placed","value":"4"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 42.10420,-85.97099 +/-121m); p1__3 (tier 2, 42.11019,-85.97402 +/-100m); p3__1 (tier 2, 42.10824,-85.97226 +/-100m); p3__4 (tier 1, 42.11158,-85.98019 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Michigan | 1944 | sanborn03982_007 p1 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T05:32:43Z","modified":"2026-09-23T05:32:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 1628.0,908.9 1470.8,905.8 1469.2,996.8 876.1,986.5 887.0,26.9 928.0,27.7 928.0,0.0 -0.0,-0.0 0.0,1312.1 682.0,1311.4 668.1,1854.9 668.1,1927.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[594.0,57.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.973523,42.111752]}},{"type":"Feature","properties":{"resourceCoords":[1455.0,1692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.977654,42.105665]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Michigan | 1944 | sanborn03982_007 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T05:32:43Z","modified":"2026-09-23T05:32:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1440.9,1927.0 253.7,1927.0 258.9,-0.0 1303.6,-0.0 1302.9,58.5 1445.7,55.5 1440.9,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.97291785661923,42.11133026225194]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.9706199090225,42.10886101618224]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.97453201246032,42.106828898799506]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.97682996005705,42.10929814486921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Michigan | 1944 | sanborn03982_007 p3 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3098.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3413.2"},{"label":"split_canvas_h","value":"2127.6"}],"created":"2026-09-23T05:32:43Z","modified":"2026-09-23T05:32:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,-0.0 1575.3,-0.0 1577.0,71.0 774.9,79.7 775.6,499.1 1107.8,496.3 1107.8,531.3 1258.9,531.5 1628.0,531.9 1628.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1577.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.97099,42.109079]}},{"type":"Feature","properties":{"resourceCoords":[1577.0,496.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.9697873,42.1077765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Decatur, Michigan | 1944 | sanborn03982_007 p3 [3]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"5026.4"},{"label":"split_canvas_y","value":"2126.0"},{"label":"split_canvas_w","value":"1485.6"},{"label":"split_canvas_h","value":"2176.0"}],"created":"2026-09-23T05:32:43Z","modified":"2026-09-23T05:32:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,581.8 1296.5,584.0 1296.7,531.5 1258.9,531.5 1256.6,1075.5 1628.0,1075.4 1628.0,581.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039821944:03982_1944-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1332.5,957.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.971887,42.105019]}},{"type":"Feature","properties":{"resourceCoords":[1491.2,581.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.972298,42.10651]}}]}}]}