{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03555_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Warren, Maine | 1904 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 44.11945,-69.24027 +/-100m); p2__1 (tier 2, 44.12007,-69.24013 +/-140m); p2__2 (tier 2, 44.12007,-69.24013 +/-140m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035551904:03555_1904-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Warren, Maine | 1904 | sanborn03555_001 p1 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.05"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-22T13:06:14Z","modified":"2026-10-22T13:06:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035551904:03555_1904-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035551904:03555_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"195.7,1249.5 145.8,1846.7 472.1,1779.5 640.2,1820.8 734.5,1769.3 843.8,1273.3 1578.2,1238.8 1536.0,835.6 1579.0,359.1 1484.4,72.3 331.9,37.5 136.4,148.4 245.1,644.7 216.3,887.2 123.6,961.1 131.3,1186.1 195.7,1249.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734wm:g3734wm_g035551904:03555_1904-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[814.0,909.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.2402478,44.1195379]}},{"type":"Feature","properties":{"resourceCoords":[700.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.240435,44.1205907]}}]}}]}