{"id":"https://data.mapsnap.org/runs/v2.0/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 (2026-10-18)","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":"6"},{"label":"placed","value":"1"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p2__1 (tier 1, 43.21189,-82.98895 +/-514m); p2__2 (tier 1, 43.21245,-82.97963 +/-100m); p2__3 (tier 1, 43.21218,-82.98340 +/-238m); p2__4 (tier 1, 43.21024,-82.98632 +/-100m); p2__5 (tier 1, 43.21404,-82.99079 +/-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"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T15:57:30Z","modified":"2026-10-18T15:57:30Z","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=\"1208.8,1736.7 143.0,1741.2 91.9,1533.6 137.1,712.2 71.9,290.9 102.7,56.8 571.5,96.3 708.2,174.8 987.7,170.5 1271.2,56.1 1357.1,118.1 1547.9,125.2 1500.7,1791.7 1208.8,1736.7\" /></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]}}]}}]}