{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01099_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bethel, Connecticut | 1901 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"14"},{"label":"placed","value":"4"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef-snap 3, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 41.10122,-73.41928 +/-186m); p1__3 (tier 1, 41.36959,-73.41855 +/-116m); p1__4 (tier 1, 41.37396,-73.42419 +/-181m); p3__1 (tier 1, 41.39664,-73.46562 +/-296m); p4__1 (tier 1, 41.36467,-73.40936 +/-100m); p4__2 (tier 1, 41.36695,-73.42085 +/-139m); p4__3 (tier 1, 41.37529,-73.41170 +/-100m); p4__4 (tier 1, 41.37112,-73.40559 +/-100m); p4__5 (tier 1, 41.37556,-73.41351 +/-100m); p4__6 (tier 1, 41.37117,-73.41269 +/-226m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bethel, Connecticut | 1901 | sanborn01099_004 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.44"},{"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":"3291.6"},{"label":"split_canvas_h","value":"6171.2"}],"created":"2026-10-19T02:21:08Z","modified":"2026-10-19T02:21:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000010","type":"ImageService3","width":2418,"height":2818},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"819.1,1365.3 764.1,545.8 640.5,370.6 671.3,255.8 532.7,171.2 228.2,174.6 177.9,255.8 140.8,1135.8 261.9,1461.8 732.1,1512.4 819.1,1365.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000010__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.42532748223876,41.37452085056303]}},{"type":"Feature","properties":{"resourceCoords":[822.9,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.4237682687624,41.37483579369264]}},{"type":"Feature","properties":{"resourceCoords":[822.9,1542.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.42298299158868,41.372637696322826]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1542.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-73.42454220506504,41.37232275319322]}},{"type":"Feature","properties":{"resourceCoords":[569.9,850.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.4238145,41.3735267]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bethel, Connecticut | 1901 | sanborn01099_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.46"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:21:08Z","modified":"2026-10-19T02:21:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000020","type":"ImageService3","width":2530,"height":2867},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1098.2,2665.8 819.0,2663.6 644.1,2513.8 112.8,2400.6 114.3,654.8 429.9,704.6 550.0,184.7 2102.9,186.3 2103.0,495.0 1960.1,719.9 1983.5,2635.9 1379.7,2543.1 1098.2,2665.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.4078653963522,41.37299297287178]}},{"type":"Feature","properties":{"resourceCoords":[1325.0,2417.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.41106071774877,41.37202469672214]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000030__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bethel, Connecticut | 1901 | sanborn01099_004 p3 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"5596.0"},{"label":"split_canvas_y","value":"6518.0"},{"label":"split_canvas_w","value":"4088.0"},{"label":"split_canvas_h","value":"4666.0"}],"created":"2026-10-19T02:21:08Z","modified":"2026-10-19T02:21:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000030__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000030","type":"ImageService3","width":2421,"height":2796},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2118.0,2670.6 2212.2,2630.1 2098.1,2338.8 2167.3,2343.1 2255.5,1629.5 2174.6,1629.5 2170.6,1673.1 1911.3,1680.5 1849.8,1768.7 1782.0,1713.2 1842.5,1673.5 1542.5,1668.8 1515.7,1789.3 1440.8,1802.7 1467.4,2550.4 1621.7,2658.1 2118.0,2670.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000030__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1628.0,2289.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.41990874994549,41.372229696387876]}},{"type":"Feature","properties":{"resourceCoords":[2144.0,2364.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.41897250683347,41.37199682995208]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bethel, Connecticut | 1901 | sanborn01099_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T02:21:08Z","modified":"2026-10-19T02:21:08Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000050","type":"ImageService3","width":2493,"height":2776},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.1,2620.1 137.8,2428.9 175.7,287.9 423.9,206.1 424.0,141.1 1436.6,80.0 2358.3,227.0 2385.4,2628.0 1233.7,2690.3 1232.1,2716.6 1195.9,2624.3 910.5,2725.0 917.0,2658.2 229.7,2549.6 227.1,2627.8 165.1,2620.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784bm:g01099004:sb000050/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1020.0,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.41741494210109,41.37170623851557]}},{"type":"Feature","properties":{"resourceCoords":[1020.0,2718.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.41906633114954,41.37188318208267]}}]}}]}