{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04084_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ludington, Michigan | 1883 | 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":"19"},{"label":"placed","value":"9"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef 8, georef-snap 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 43.94779,-86.44485 +/-200m); p10__1 (tier 3, 43.93735,-86.43557 +/-659m); p10__2 (tier 3, 43.93735,-86.43557 +/-659m); p11__1 (tier 1, 43.94073,-86.43822 +/-155m); p11__2 (tier 3, 43.93947,-86.43959 +/-659m); p12__1 (tier 3, 43.93790,-86.45033 +/-659m); p12__2 (tier 1, 43.93293,-86.44979 +/-208m); p7__1 (tier 1, 43.95633,-86.45789 +/-211m); p7__3 (tier 1, 43.95518,-86.45852 +/-127m); p8__1 (tier 1, 43.94874,-86.44123 +/-219m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 -0.0,82.6 1600.3,70.6 1599.5,-0.0 1628.0,-0.0 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.45186034294649,43.95734052802772]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.45185105750377,43.95430642368825]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.45680495145496,43.95429845584009]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.45681423689767,43.95733256017956]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1767.6 -0.0,115.2 415.6,114.7 415.1,-0.0 1564.1,-0.0 1567.8,1069.0 1628.0,1069.0 1628.0,1773.3 -0.0,1767.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[990.0,1218.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4506389,43.9555426]}},{"type":"Feature","properties":{"resourceCoords":[990.0,117.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4478329,43.9555691]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p4 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"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":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1119.5 1628.0,610.6 1009.9,616.6 1010.4,0.0 -0.0,0.0 -0.0,1927.0 29.3,1927.0 29.0,1817.7 441.4,1816.1 440.6,1702.3 1580.9,1699.5 1582.8,1119.7 1628.0,1119.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1011.0,721.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4450182,43.9555907]}},{"type":"Feature","properties":{"resourceCoords":[1011.0,1817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4478329,43.9555691]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p4 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4039.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2472.4"},{"label":"split_canvas_h","value":"2466.4"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,-0.0 1010.4,0.0 1009.9,616.6 1628.0,610.6 1628.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1056.8,558.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4436682,43.9586805]}},{"type":"Feature","properties":{"resourceCoords":[1056.8,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4422545,43.9586976]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"14"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"388.8,1677.8 197.2,1677.3 196.5,1927.0 -0.0,1927.0 -0.0,127.5 1628.0,126.9 1628.0,1760.0 387.9,1755.8 388.8,1677.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1475.0,1218.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4463855,43.9524893]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,127.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4464223,43.954522]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1445.0,79.5 1444.7,0.0 1628.0,0.0 1628.0,1927.0 -0.0,1927.0 0.0,-0.0 193.4,0.0 192.8,78.7 1445.0,79.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[744.0,1183.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4477391,43.9494335]}},{"type":"Feature","properties":{"resourceCoords":[744.0,636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4477534,43.9504429]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p7 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5264.4"},{"label":"split_canvas_w","value":"1853.6"},{"label":"split_canvas_h","value":"2443.6"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1927.0 460.8,1927.0 463.4,1320.1 0.0,1316.1 0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1316.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.45732469537776,43.956039452082514]}},{"type":"Feature","properties":{"resourceCoords":[463.4,1316.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.4573004264747,43.95432084467728]}},{"type":"Feature","properties":{"resourceCoords":[463.4,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.46045223035922,43.9542977990742]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.46047649926228,43.956016406479435]}},{"type":"Feature","properties":{"resourceCoords":[133.1,1408.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4577923,43.9555423]}},{"type":"Feature","properties":{"resourceCoords":[133.1,1408.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4577883,43.955484]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p8 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"3273.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3238.4"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 1628.0,1381.3 1366.5,1385.3 1345.3,-0.0 835.1,0.0 818.4,1927.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1113.2,259.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4394255,43.9494897]}},{"type":"Feature","properties":{"resourceCoords":[1113.2,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4435396,43.949466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ludington, Michigan | 1883 | sanborn04084_001 p9","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-23T18:29:55Z","modified":"2026-09-23T18:29:55Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 -0.0,1927.0 0.0,-0.0 1628.0,0.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114lm:g040841883:04084_1883-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1071.0,1817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4392951,43.9454687]}},{"type":"Feature","properties":{"resourceCoords":[1588.0,1817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.4378802,43.9454924]}}]}}]}