{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04186_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Saline, Michigan | 1888 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"2"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 42.17350,-83.78700 +/-199m); p3__1 (tier 4, 42.16901,-83.78350 +/-299m); p3__2 (tier 4, 42.16901,-83.78350 +/-299m); p3__3 (tier 4, 42.16901,-83.78350 +/-299m); p3__4 (tier 4, 42.16901,-83.78350 +/-299m); p3__5 (tier 4, 42.16901,-83.78350 +/-299m); p3__6 (tier 4, 42.16901,-83.78350 +/-299m); p3__7 (tier 4, 42.16901,-83.78350 +/-299m); p3__8 (tier 4, 42.16901,-83.78350 +/-299m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saline, Michigan | 1888 | sanborn04186_001 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.48"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4426.8"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-20T02:14:15Z","modified":"2026-10-20T02:14:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"826.0,1863.0 988.1,1789.2 1057.0,1520.3 1068.7,875.9 1001.9,245.7 744.9,139.7 729.6,207.1 358.5,226.5 162.4,58.2 73.0,101.8 50.6,299.1 63.6,861.8 104.3,1112.4 79.1,1809.0 109.6,1743.3 183.6,1836.2 420.6,1778.6 826.0,1863.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[692.8,1140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.78443805460157,42.17123298735105]}},{"type":"Feature","properties":{"resourceCoords":[109.0,1140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.78582087459108,42.17111667890284]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saline, Michigan | 1888 | sanborn04186_001 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.46"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:14:15Z","modified":"2026-10-20T02:14:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1505.3,1859.5 1552.3,1402.4 1531.0,278.6 1584.3,240.0 1513.3,153.2 1382.9,68.7 1011.2,33.0 345.4,51.9 99.5,189.6 84.3,385.3 67.2,406.8 35.4,385.6 1.0,1823.1 1.0,1866.3 45.0,1921.5 53.7,860.6 81.0,836.4 105.0,865.0 102.5,1826.9 1013.9,1894.4 1505.3,1859.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114sm:g041861888:04186_1888-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1485.0,592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.78060883104662,42.16572649212157]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,1609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.78283804546562,42.164866558785675]}}]}}]}