{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03514_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"North Anson, Maine | 1911 | 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":"2"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 44.85801,-69.89600 +/-123m); p2__1 (tier 4, 44.85558,-69.89970 +/-165m); p2__2 (tier 4, 44.85558,-69.89970 +/-165m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"North Anson, Maine | 1911 | sanborn03514_004 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.00"},{"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":"2026-10-18T02:38:46Z","modified":"2026-10-18T02:38:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"589.6,1853.4 956.1,1855.7 1108.0,1723.3 1329.4,1697.8 1408.9,1440.6 1560.3,1282.4 1556.2,273.5 1473.8,43.0 368.9,26.0 222.5,57.6 147.8,299.2 96.2,300.4 151.9,368.8 124.0,624.9 721.4,1040.2 721.1,1040.8 723.8,1042.3 717.9,1046.3 629.5,1199.6 421.8,1263.5 304.6,1449.3 71.2,1513.8 74.4,1779.5 1.0,1788.7 1.0,1810.8 270.1,1837.5 499.6,1846.6 589.4,1857.5 589.6,1853.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1274.0,730.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.8968124,44.8546969]}},{"type":"Feature","properties":{"resourceCoords":[602.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.8997912,44.8552071]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"North Anson, Maine | 1911 | sanborn03514_004 p2 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.31"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3587.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4064.4"}],"created":"2026-10-18T02:38:46Z","modified":"2026-10-18T02:38:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1452.3,1868.1 1455.0,1790.0 1445.5,1592.0 1448.3,1357.8 1467.2,1356.1 1398.2,1034.1 1047.2,1023.2 1016.1,1067.0 905.9,1043.2 797.2,911.7 562.0,948.8 212.2,1032.1 203.9,1031.2 103.0,1021.2 39.3,1115.6 28.0,1401.3 113.4,1873.7 220.7,1911.2 1452.3,1868.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734nm:g3734nm_g035141911:03514_1911-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[333.0,1725.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.9028319,44.8550431]}},{"type":"Feature","properties":{"resourceCoords":[1452.0,1879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.8997912,44.8552071]}}]}}]}