{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03955_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Central Lake, Michigan | 1907 | 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":"3"},{"label":"placed","value":"2"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p2 (tier 2, 45.07143,-85.26275 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Central Lake, Michigan | 1907 | sanborn03955_002 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6441.6"},{"label":"split_canvas_w","value":"2402.4"},{"label":"split_canvas_h","value":"1266.4"}],"created":"2026-09-22T06:40:48Z","modified":"2026-09-22T06:40:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2030.6,6561.4 -0.0,6441.6 -0.0,7708.0 2029.7,7708.0 2030.6,6561.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,6441.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.26810180216198,45.070201429242466]}},{"type":"Feature","properties":{"resourceCoords":[2402.4,6441.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.26651847359243,45.07020682962282]}},{"type":"Feature","properties":{"resourceCoords":[2402.4,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.26651444584604,45.06961621681434]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.2680977744156,45.069610816433986]}},{"type":"Feature","properties":{"resourceCoords":[2030.6,6561.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.2667631,45.0701501]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Central Lake, Michigan | 1907 | sanborn03955_002 p1 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"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":"2026-09-22T06:40:48Z","modified":"2026-09-22T06:40:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"226.3,4024.1 224.0,5172.1 -0.0,5171.8 0.0,6441.6 2398.8,6471.6 2401.6,7272.0 2402.4,7708.0 6512.0,7708.0 6512.0,0.0 0.0,-0.0 -0.0,4024.1 226.3,4024.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd411m:g4114m:g4114cm:g039551907:03955_1907-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2500.0,2416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.2652721,45.0709056]}},{"type":"Feature","properties":{"resourceCoords":[2500.0,4032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.2652656,45.0701529]}}]}}]}