{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08950_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Springfield, Vermont | 1905 | 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":"13"},{"label":"placed","value":"1"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 43.29461,-72.48521 +/-100m); p1__2 (tier 4, 43.29461,-72.48521 +/-100m); p2 (tier 4, 43.29461,-72.48521 +/-100m); p3__1 (tier 4, 43.29461,-72.48521 +/-100m); p3__2 (tier 4, 43.29461,-72.48521 +/-100m); p3__3 (tier 4, 43.29461,-72.48521 +/-100m); p4__2 (tier 4, 43.29461,-72.48521 +/-100m); p4__3 (tier 4, 43.29461,-72.48521 +/-100m); p4__4 (tier 4, 43.29461,-72.48521 +/-100m); p4__5 (tier 4, 43.29461,-72.48521 +/-100m); p4__6 (tier 4, 43.29461,-72.48521 +/-100m); p4__7 (tier 4, 43.29461,-72.48521 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754sm:g089501905:08950_1905-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Vermont | 1905 | sanborn08950_004 p4 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.30"},{"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":"4028.0"},{"label":"split_canvas_h","value":"3810.8"}],"created":"2026-10-22T13:18:30Z","modified":"2026-10-22T13:18:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754sm:g089501905:08950_1905-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754sm:g089501905:08950_1905-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"489.5,917.7 428.1,947.5 967.2,903.4 995.7,947.1 900.1,583.0 899.6,70.7 807.4,102.0 816.0,26.9 766.6,13.5 13.5,60.3 5.0,923.4 224.7,946.1 450.0,878.2 489.5,917.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754sm:g089501905:08950_1905-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[565.0,484.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.485057,43.294639]}},{"type":"Feature","properties":{"resourceCoords":[176.0,273.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.486185,43.294714]}}]}}]}