{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04022_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Grand Ledge, Michigan | 1907 | 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":"7"},{"label":"placed","value":"4"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 42.75599,-84.75524 +/-132m); p3__2 (tier 4, 42.75402,-84.74375 +/-641m); p3__3 (tier 4, 42.75402,-84.74375 +/-641m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_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":"Grand Ledge, Michigan | 1907 | sanborn04022_004 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2857.2"},{"label":"split_canvas_h","value":"3732.0"}],"created":"2026-09-23T06:18:10Z","modified":"2026-09-23T06:18:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001","type":"ImageService3","width":1631,"height":1921},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"709.7,933.0 714.3,0.0 0.0,-0.0 -0.0,933.0 709.7,933.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.75034964941955,42.749884578470926]}},{"type":"Feature","properties":{"resourceCoords":[714.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.74898764571849,42.7507641520382]}},{"type":"Feature","properties":{"resourceCoords":[714.3,933.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.74742533102815,42.74945482298471]}},{"type":"Feature","properties":{"resourceCoords":[0.0,933.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.74878733472922,42.748575249417435]}},{"type":"Feature","properties":{"resourceCoords":[637.3,297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.7486372,42.7502525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grand Ledge, Michigan | 1907 | sanborn04022_004 p1 [3]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3732.0"},{"label":"split_canvas_w","value":"6524.0"},{"label":"split_canvas_h","value":"3952.0"}],"created":"2026-09-23T06:18:10Z","modified":"2026-09-23T06:18:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001","type":"ImageService3","width":1631,"height":1921},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"709.7,933.0 0.0,933.0 -0.0,1921.0 1631.0,1921.0 1631.0,1875.1 1520.0,1785.6 1631.0,1647.8 1631.0,1211.0 1522.8,1210.7 1529.0,933.0 709.7,933.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1544.0,1756.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.739665,42.755876]}},{"type":"Feature","properties":{"resourceCoords":[371.0,1228.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.742809,42.755228]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grand Ledge, Michigan | 1907 | sanborn04022_004 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-23T06:18:10Z","modified":"2026-09-23T06:18:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0002","type":"ImageService3","width":1631,"height":1921},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1631.0,1921.0 -0.0,1921.0 0.0,-0.0 1631.0,-0.0 1631.0,1921.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[856.0,524.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.745204,42.754001]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,1111.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.7453,42.752448]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grand Ledge, Michigan | 1907 | sanborn04022_004 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6524.0"},{"label":"split_canvas_h","value":"7684.0"}],"created":"2026-09-23T06:18:10Z","modified":"2026-09-23T06:18:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0003","type":"ImageService3","width":1631,"height":1921},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1631.0,-0.0 1422.5,0.0 1216.0,0.0 1051.0,0.0 -0.0,0.0 -0.0,1921.0 585.0,1921.0 610.4,1921.0 609.0,1425.8 1082.8,1427.4 1087.8,718.5 1631.0,717.8 1631.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114gm:g040221907:04022_1907-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,1720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.740451,42.758123]}},{"type":"Feature","properties":{"resourceCoords":[298.0,1428.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.7396779,42.7584205]}}]}}]}