{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn04054_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ironwood, Michigan | 1888 | 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":"7"},{"label":"placed","value":"5"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 46.45932,-90.16628 +/-144m); p1__2 (tier 1, 46.45622,-90.17710 +/-141m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ironwood, Michigan | 1888 | sanborn04054_001 p1 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4420.4"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3287.6"}],"created":"2026-09-23T05:38:06Z","modified":"2026-09-23T05:38:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 1628.0,1927.0 1628.0,1106.0 819.8,1105.6 0.0,1105.1 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[833.0,1275.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.177324,46.4506952]}},{"type":"Feature","properties":{"resourceCoords":[1254.0,1275.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1773048,46.4499142]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ironwood, Michigan | 1888 | sanborn04054_001 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"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":"2026-09-23T05:38:06Z","modified":"2026-09-23T05:38:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1030.3,1927.0 1030.2,1810.5 1030.0,1475.4 1286.9,1110.1 1628.0,1107.6 1628.0,-0.0 175.9,-0.0 171.6,1927.0 1030.3,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[701.0,1142.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1665321,46.4530956]}},{"type":"Feature","properties":{"resourceCoords":[701.0,1826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.167916,46.4522606]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ironwood, Michigan | 1888 | sanborn04054_001 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"4120.0"},{"label":"split_canvas_y","value":"4430.4"},{"label":"split_canvas_w","value":"2392.0"},{"label":"split_canvas_h","value":"3277.6"}],"created":"2026-09-23T05:38:06Z","modified":"2026-09-23T05:38:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1107.6 1286.9,1110.1 1030.0,1475.4 1030.2,1810.5 1030.3,1927.0 1088.1,1927.0 1221.0,1813.8 1221.8,1927.0 1628.0,1927.0 1628.0,1107.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1030.0,1107.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.16351003658828,46.45759517511893]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1107.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.16349296941405,46.45648428178057]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.16569802922987,46.45646816836271]}},{"type":"Feature","properties":{"resourceCoords":[1030.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.1657150964041,46.457579061701075]}},{"type":"Feature","properties":{"resourceCoords":[1219.7,1637.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1649285,46.4572324]}},{"type":"Feature","properties":{"resourceCoords":[1219.7,1637.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1649285,46.4572324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ironwood, Michigan | 1888 | sanborn04054_001 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-23T05:38:06Z","modified":"2026-09-23T05:38:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1800.6 0.0,-0.0 615.4,-0.0 541.6,88.0 855.9,355.3 1158.1,-0.0 1628.0,-0.0 1628.0,645.9 1505.5,646.3 1506.4,1801.7 -0.0,1800.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[967.0,1111.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1670176,46.4554081]}},{"type":"Feature","properties":{"resourceCoords":[429.0,1111.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1679535,46.4561509]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ironwood, Michigan | 1888 | sanborn04054_001 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"}],"created":"2026-09-23T05:38:06Z","modified":"2026-09-23T05:38:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1521.7,55.7 1526.9,836.0 1628.0,835.2 1628.0,1927.0 -0.0,1927.0 -0.0,0.0 48.0,-0.0 48.4,62.0 1521.7,55.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114im:g040541888:04054_1888-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[472.0,734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1707124,46.4544962]}},{"type":"Feature","properties":{"resourceCoords":[472.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1693225,46.4553204]}}]}}]}