{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04062_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Kent City, Michigan | 1910 | 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__1 (tier 4, 43.21840,-85.75121 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114km:g040621910:04062_1910-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Kent City, Michigan | 1910 | sanborn04062_004 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.47"},{"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":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-18T00:32:56Z","modified":"2026-10-18T00:32:56Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114km:g040621910:04062_1910-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114km:g040621910:04062_1910-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1554.9,1868.5 1613.7,740.4 1564.9,62.5 1204.0,94.5 709.8,38.8 474.3,99.3 252.7,27.1 75.9,50.4 49.4,492.8 132.2,750.2 104.3,993.7 356.2,1224.5 468.0,1292.0 468.0,1326.9 519.6,1374.2 500.9,1875.6 670.5,1881.8 714.2,1807.8 1134.2,1797.6 1333.8,1877.4 1554.9,1868.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114km:g040621910:04062_1910-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[819.0,353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.751191,43.219522]}},{"type":"Feature","properties":{"resourceCoords":[246.0,353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.75263,43.219529]}}]}}]}