{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03988_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dowagiac, Michigan | 1892 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 2, georef-street 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p2__2 (tier 4, 41.98158,-86.11034 +/-283m); p3__2 (tier 1, 41.98682,-86.10471 +/-100m); p4 (tier 4, 41.98158,-86.11034 +/-283m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dowagiac, Michigan | 1892 | sanborn03988_002 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"}],"created":"2026-09-21T00:03:21Z","modified":"2026-09-21T00:03:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1477.6,24.7 1506.2,1927.0 -0.0,1927.0 -0.0,-0.0 1628.0,0.0 1628.0,23.1 1477.6,24.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1153805,41.9794184]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1131161,41.981722]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1094481,41.9797295]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.1117125,41.9774259]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dowagiac, Michigan | 1892 | sanborn03988_002 p2 [1]","metadata":[{"label":"streets","value":"8"},{"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":"2026-09-21T00:03:21Z","modified":"2026-09-21T00:03:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"116.1,1777.0 -0.0,1775.8 -0.0,1927.0 588.0,1927.0 870.0,1927.0 963.8,1927.0 964.0,1353.4 1533.5,1357.6 1507.8,0.0 106.0,0.0 116.1,1777.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[584.0,1127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.110264,41.980982]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,695.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1097687,41.982891]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dowagiac, Michigan | 1892 | sanborn03988_002 p3 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"24"},{"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":"2026-09-21T00:03:21Z","modified":"2026-09-21T00:03:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1571.3 -0.0,1927.0 806.0,1927.0 1071.0,1927.0 1628.0,1927.0 1628.0,625.1 887.5,626.2 725.7,382.0 728.6,0.0 0.0,-0.0 -0.0,36.0 118.2,34.5 166.6,1571.1 -0.0,1571.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114dm:g039881892:03988_1892-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1508.0,1014.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.107222,41.984621]}},{"type":"Feature","properties":{"resourceCoords":[133.0,-37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.1113407,41.9837239]}}]}}]}