{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04230_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Watervliet, Michigan | 1895 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"5"},{"label":"placed","value":"1"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 42.18949,-86.25999 +/-100m); p1__3 (tier 4, 42.18949,-86.25999 +/-100m); p1__4 (tier 4, 42.18949,-86.25999 +/-100m); p1__5 (tier 4, 42.18949,-86.25999 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114wm:g042301895:04230_1895-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Watervliet, Michigan | 1895 | sanborn04230_001 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.10"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2708.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3804.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-18T04:08:00Z","modified":"2026-10-18T04:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114wm:g042301895:04230_1895-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114wm:g042301895:04230_1895-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"967.4,1892.9 1351.0,1762.6 1350.0,1680.0 1581.8,1549.2 1516.2,250.9 1393.7,65.9 844.0,115.5 750.6,249.3 716.0,1565.4 750.1,1717.9 917.3,1805.3 967.4,1892.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114wm:g042301895:04230_1895-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1166.0,1750.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.2603231,42.187942]}},{"type":"Feature","properties":{"resourceCoords":[698.0,1750.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.261559,42.188105]}}]}}]}