{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03936_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Brown City, Michigan | 1941 | 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":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 43.21038,-82.98764 +/-100m); p2__4 (tier 1, 43.21024,-82.98633 +/-100m); p2__5 (tier 1, 43.21601,-82.98536 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brown City, Michigan | 1941 | sanborn03936_007 p1","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"}],"created":"2026-09-22T06:13:28Z","modified":"2026-09-22T06:13:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1721.0 138.0,1726.3 147.3,317.2 659.4,306.8 670.0,1015.0 955.9,1019.0 1221.0,1020.4 1227.5,419.4 1263.4,336.1 1628.0,330.6 1628.0,1721.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[670.0,1015.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9875249,43.2121633]}},{"type":"Feature","properties":{"resourceCoords":[670.0,1721.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.989303,43.2121152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brown City, Michigan | 1941 | sanborn03936_007 p2 [1]","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"21"},{"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":"2026-09-22T06:13:28Z","modified":"2026-09-22T06:13:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 1404.6,1927.0 1407.3,1469.6 1628.0,1469.1 1628.0,310.7 1357.6,306.9 1355.2,0.0 1096.5,-0.0 1105.0,330.7 978.9,336.6 978.9,358.1 1147.0,360.9 1133.9,980.3 519.4,979.7 513.2,327.8 467.7,328.8 466.9,295.7 242.3,295.9 240.6,0.0 0.0,0.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[746.0,1391.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9911134,43.2120815]}},{"type":"Feature","properties":{"resourceCoords":[224.0,683.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9876435,43.2140772]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brown City, Michigan | 1941 | sanborn03936_007 p2 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2042.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2546.0"},{"label":"split_canvas_h","value":"3921.2"}],"created":"2026-09-22T06:13:28Z","modified":"2026-09-22T06:13:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"510.5,0.0 512.9,295.7 519.1,954.6 784.3,955.3 784.2,980.0 800.0,980.0 1134.0,973.1 1147.0,360.9 978.9,358.1 979.2,0.0 510.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039361941:03936_1941-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[510.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98102897022088,43.213439524958886]}},{"type":"Feature","properties":{"resourceCoords":[1147.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98083744655946,43.21111482653943]}},{"type":"Feature","properties":{"resourceCoords":[1147.0,980.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98575859815436,43.21090068762379]}},{"type":"Feature","properties":{"resourceCoords":[510.5,980.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-82.98595012181578,43.21322538604325]}},{"type":"Feature","properties":{"resourceCoords":[784.3,955.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-82.9857422,43.2122309]}}]}}]}