{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03930_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Big Rapids, Michigan | 1914 | 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":"30"},{"label":"placed","value":"24"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 21, georef-snap 2, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 22 panels"},{"label":"unplaced pages","value":"p13__2 (tier 1, 43.69550,-85.47851 +/-100m); p14__2 (tier 1, 43.70154,-85.47618 +/-100m); p16 (tier 1, 43.69780,-85.46899 +/-271m); p3__2 (tier 1, 43.70793,-85.48407 +/-100m); p5__2 (tier 1, 43.70609,-85.48255 +/-100m); p8__2 (tier 1, 43.69789,-85.48606 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,215.1 77.8,0.0 1628.0,0.0 1628.0,1927.0 793.1,1927.0 945.1,1499.3 0.0,1179.8 0.0,215.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48866609145789,43.70846148279373]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.49022736936273,43.711447665411484]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48537169705756,43.71279291180115]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48381041915272,43.7098067291834]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p10","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0010","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.9,20.4 1467.0,16.0 1481.5,1670.8 129.4,1689.3 112.9,20.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[890.0,1427.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.481928,43.695695]}},{"type":"Feature","properties":{"resourceCoords":[1480.0,1427.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.480405,43.695703]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p11","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0011","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.7,582.9 -0.0,368.2 -0.0,0.0 1628.0,-0.0 1628.0,21.5 1404.8,24.5 1405.5,80.1 1510.5,80.6 1540.8,1831.9 133.4,1853.6 79.7,582.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[823.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4774208,43.6970481]}},{"type":"Feature","properties":{"resourceCoords":[1520.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.477419,43.695744]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p12 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4662.4"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3045.6"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1597.4,1855.0 1576.8,1781.5 1628.0,1781.1 1628.0,1165.6 1003.1,1169.3 1026.0,1865.0 1597.4,1855.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[432.0,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4872455,43.7099239]}},{"type":"Feature","properties":{"resourceCoords":[1026.0,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.485709,43.70994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p12 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"4662.8"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1409.3,1165.6 1471.8,1165.6 1487.5,0.0 122.5,0.0 119.4,1163.8 1409.3,1165.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[122.0,456.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4838632,43.6943502]}},{"type":"Feature","properties":{"resourceCoords":[1484.0,456.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.480381,43.694403]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p13 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0013","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1537.4,1927.0 1628.0,1927.0 1628.0,1298.1 1547.0,1298.5 1544.4,658.3 1544.9,604.7 1628.0,604.2 1628.0,426.3 883.3,429.5 881.5,0.0 -0.0,-0.0 -0.0,56.2 106.1,58.1 112.6,1830.0 1541.5,1838.9 1537.4,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[815.0,1238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.478863,43.69442]}},{"type":"Feature","properties":{"resourceCoords":[815.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.475846,43.694452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p14 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0014","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1563.5,1859.7 1565.0,1178.0 1628.0,1178.0 1628.0,346.2 1565.0,347.4 1565.0,43.0 770.4,49.5 769.5,0.0 605.4,0.0 605.5,563.8 0.0,565.9 -0.0,1764.8 153.2,1762.3 153.3,1844.5 1563.5,1859.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1565.0,1254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.473857,43.70296]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,43.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4755077,43.7048751]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p15","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0015","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"727.6,-0.0 1628.0,-0.0 1628.0,1927.0 -0.0,1927.0 -0.0,1491.0 82.2,1492.8 120.0,83.0 727.1,90.8 727.6,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[710.0,1032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4742639,43.7001173]}},{"type":"Feature","properties":{"resourceCoords":[120.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4730347,43.7020007]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p17 [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":"5963.2"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,580.2 90.4,601.4 -0.0,986.5 -0.0,1927.0 421.0,1927.0 596.0,1927.0 1440.0,1927.0 1490.8,1927.0 1093.5,1134.6 1002.7,940.0 845.0,460.4 710.1,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__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":[-85.48223974091401,43.71119826938562]}},{"type":"Feature","properties":{"resourceCoords":[1490.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47851688032813,43.71189371158525]}},{"type":"Feature","properties":{"resourceCoords":[1490.8,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47727473781354,43.70841214641402]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48099759839943,43.70771670421439]}},{"type":"Feature","properties":{"resourceCoords":[812.9,1195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4794397,43.7094176]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p17 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2840.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3671.6"},{"label":"split_canvas_h","value":"1841.6"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"903.1,156.1 897.5,460.2 1628.0,457.7 1628.0,-0.0 987.1,-0.0 987.1,157.1 903.1,156.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[710.1,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47614419911228,43.70492313388673]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47415868951701,43.70585593117668]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,460.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47351272488325,43.70513601683467]}},{"type":"Feature","properties":{"resourceCoords":[710.1,460.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47549823447852,43.70420321954472]}},{"type":"Feature","properties":{"resourceCoords":[903.1,156.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4755077,43.7048751]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p17 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3380.0"},{"label":"split_canvas_y","value":"1830.8"},{"label":"split_canvas_w","value":"3132.0"},{"label":"split_canvas_h","value":"1929.2"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1610.1,569.6 1628.0,457.7 845.0,460.4 897.4,619.8 1610.1,569.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1559.0,733.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.477147,43.706778]}},{"type":"Feature","properties":{"resourceCoords":[1096.0,733.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.478183,43.706363]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p17 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4010.8"},{"label":"split_canvas_y","value":"3750.4"},{"label":"split_canvas_w","value":"2501.2"},{"label":"split_canvas_h","value":"3957.6"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,937.6 1003.6,940.0 1007.2,949.6 1093.5,1134.6 1490.8,1927.0 1628.0,1927.0 1628.0,937.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0017__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1002.7,937.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47863897025316,43.71093731654614]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,937.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47705961336504,43.711179034586664]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47653131867997,43.70937171554141]}},{"type":"Feature","properties":{"resourceCoords":[1002.7,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47811067556809,43.70912999750089]}},{"type":"Feature","properties":{"resourceCoords":[1322.3,1378.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4775963,43.7102558]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0018","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 0.0,-0.0 1136.0,0.0 1136.3,84.8 1534.7,100.2 1535.7,1382.7 1628.0,1382.7 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.4916437915035,43.69797227408737]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48350048787181,43.6980854849751]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48331645165459,43.69106705204024]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.49145975528629,43.690953841152506]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5016.4"},{"label":"split_canvas_w","value":"3156.4"},{"label":"split_canvas_h","value":"2691.6"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.0,1927.0 789.1,1927.0 785.9,1254.1 70.8,1259.2 69.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[70.0,1306.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4773542,43.6930867]}},{"type":"Feature","properties":{"resourceCoords":[70.0,1862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4788215,43.6930652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p2 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 1628.0,1022.1 1516.7,1022.1 1519.0,45.0 480.8,35.5 820.5,964.7 820.8,1199.1 666.0,1255.0 785.9,1254.1 789.1,1927.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[821.0,1330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.489085,43.7086]}},{"type":"Feature","properties":{"resourceCoords":[1519.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.485676,43.70731]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p3 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1472.4"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"6235.6"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1822.7 1628.0,368.1 596.8,368.4 616.8,442.1 43.9,447.8 25.6,1857.4 921.7,1864.8 921.7,1838.0 1628.0,1822.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[626.0,1155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4841668,43.7086448]}},{"type":"Feature","properties":{"resourceCoords":[626.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4841267,43.7073318]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.3,8.3 1574.4,1927.0 -0.0,1927.0 -0.0,8.1 1578.3,8.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48824701018812,43.70730109384552]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48399736153245,43.70734910270822]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48391930372205,43.70368715020434]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.48816895237772,43.70363914134164]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p5 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"83.5,1915.0 832.6,1927.0 834.2,1927.0 1628.0,1927.0 1628.0,1025.8 1083.1,1025.8 1083.2,0.0 371.6,0.0 371.8,44.6 88.3,40.7 83.5,1915.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[86.0,714.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.484104,43.706022]}},{"type":"Feature","properties":{"resourceCoords":[652.0,46.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4826095,43.707339]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"17"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1547.8,1796.7 -0.0,1800.5 -0.0,325.5 1557.5,335.0 1547.8,1796.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[198.0,1197.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4855068,43.7020488]}},{"type":"Feature","properties":{"resourceCoords":[198.0,486.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.485532,43.70337]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p7 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3084.8"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"708.2,1718.0 709.4,1633.5 770.3,1633.4 771.2,1158.6 665.8,1157.0 675.3,275.2 132.4,277.1 124.7,1721.9 708.2,1718.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[708.2,1718.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4804993,43.7009902]}},{"type":"Feature","properties":{"resourceCoords":[133.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.482045,43.703898]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p7 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2663.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3848.8"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 1628.0,1149.3 1628.0,963.3 1628.0,0.0 818.7,0.0 818.7,1238.5 905.8,1237.6 916.6,1927.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.7,1238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4722028,43.7010425]}},{"type":"Feature","properties":{"resourceCoords":[818.7,73.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.473857,43.70296]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p8 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"220.1,73.7 -0.0,73.9 0.0,1118.3 540.7,1118.6 540.7,1361.8 0.0,1361.0 -0.0,1789.9 777.4,1823.2 783.8,1501.7 1555.4,1508.3 1575.2,84.3 796.0,73.0 220.1,73.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[224.0,777.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4854374,43.6996284]}},{"type":"Feature","properties":{"resourceCoords":[796.0,73.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4840133,43.7009569]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p9 [1]","metadata":[{"label":"streets","value":"6"},{"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":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"718.5,0.0 712.5,437.1 0.0,439.2 -0.0,1217.7 85.3,1218.9 88.8,1808.0 1506.0,1814.0 1481.6,-0.0 718.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1506.0,632.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4789389,43.6983598]}},{"type":"Feature","properties":{"resourceCoords":[1506.0,1814.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4819829,43.6983304]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Big Rapids, Michigan | 1914 | sanborn03930_005 p9 [2]","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":"2874.0"},{"label":"split_canvas_h","value":"1756.8"}],"created":"2026-09-23T02:48:19Z","modified":"2026-09-23T02:48:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,439.2 677.1,437.2 682.2,-0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039301914:03930_1914-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47723582786584,43.70708889640284]}},{"type":"Feature","properties":{"resourceCoords":[718.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47521929479177,43.704841511630846]}},{"type":"Feature","properties":{"resourceCoords":[718.5,439.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.47711828980773,43.703949359102985]}},{"type":"Feature","properties":{"resourceCoords":[0.0,439.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.4791348228818,43.706196743874976]}},{"type":"Feature","properties":{"resourceCoords":[680.5,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.4755077,43.7048751]}}]}}]}