{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03903_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Allegan, Michigan | 1893 | 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":"11"},{"label":"placed","value":"4"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 5"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1 (tier 4, 42.53218,-85.86116 +/-4506m); p2__3 (tier 4, 42.53218,-85.86116 +/-4506m); p4__1 (tier 2, 42.52641,-85.84874 +/-100m); p4__2 (tier 2, 42.52641,-85.84874 +/-100m); p4__3 (tier 2, 42.52641,-85.84874 +/-100m); p4__4 (tier 2, 42.52641,-85.84874 +/-100m)"},{"label":"withheld","value":"p2__2 (5.1 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Allegan, Michigan | 1893 | sanborn03903_003 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"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":"2026-09-23T04:43:52Z","modified":"2026-09-23T04:43:52Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"543.1,1817.1 1358.0,1785.0 1364.2,1646.8 1628.0,1646.8 1628.0,0.0 1471.7,0.0 455.9,0.0 297.8,160.4 134.9,0.0 0.0,-0.0 0.0,982.7 523.6,982.2 525.0,1370.9 526.1,1701.9 526.7,1927.0 543.1,1927.0 543.1,1817.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[839.0,1785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.8478883,42.5263733]}},{"type":"Feature","properties":{"resourceCoords":[1358.0,1785.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.8469458,42.5269602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Allegan, Michigan | 1893 | sanborn03903_003 p3 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"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":"2026-09-23T04:43:52Z","modified":"2026-09-23T04:43:52Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"273.5,1927.0 1010.1,1927.0 1009.5,1804.5 1004.3,1162.6 1628.0,1149.1 1628.0,-0.0 1472.2,0.0 1390.2,0.0 -0.0,0.0 -0.0,1125.0 135.0,1131.0 166.4,1927.0 273.5,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[135.0,1638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.8478883,42.5263733]}},{"type":"Feature","properties":{"resourceCoords":[135.0,1131.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.8469458,42.5269602]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Allegan, Michigan | 1893 | sanborn03903_003 p3 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4017.2"},{"label":"split_canvas_y","value":"4596.4"},{"label":"split_canvas_w","value":"2494.8"},{"label":"split_canvas_h","value":"3111.6"}],"created":"2026-09-23T04:43:52Z","modified":"2026-09-23T04:43:52Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 1628.0,1149.1 1004.3,1162.6 1009.5,1804.5 1010.1,1927.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1004.3,1149.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.8447981563077,42.53538034665869]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1149.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.84393567553641,42.534475555992486]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.84546839239876,42.53368410211263]}},{"type":"Feature","properties":{"resourceCoords":[1004.3,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.84633087317005,42.534588892778835]}},{"type":"Feature","properties":{"resourceCoords":[1167.2,1534.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.845332,42.534752]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0004__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Allegan, Michigan | 1893 | sanborn03903_003 p4 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5284.4"},{"label":"split_canvas_w","value":"3250.8"},{"label":"split_canvas_h","value":"2423.6"}],"created":"2026-09-23T04:43:52Z","modified":"2026-09-23T04:43:52Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0004__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 663.0,1927.0 808.1,1927.0 812.7,1927.0 812.7,1321.2 812.1,1321.2 0.0,1321.1 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114am:g039031893:03903_1893-0004__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1321.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.85320767951531,42.529111940839485]}},{"type":"Feature","properties":{"resourceCoords":[812.7,1321.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.85125674662837,42.52900293109498]}},{"type":"Feature","properties":{"resourceCoords":[812.7,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.85136714590216,42.527932630930934]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.8533180787891,42.52804164067544]}},{"type":"Feature","properties":{"resourceCoords":[221.9,1441.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.852698,42.5288703]}}]}}]}