{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03736_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Grafton, Massachusetts | 1885 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"withheld","value":"p1__2 (24.4 km from the catalogue location), p2__1 (8.1 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Massachusetts | 1885 | sanborn03736_001 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"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":"2026-09-22T03:36:19Z","modified":"2026-09-22T03:36:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,0.0 843.9,0.0 748.9,677.2 0.0,576.5 -0.0,1913.0 691.5,1913.0 794.6,1836.8 882.4,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[334.0,1245.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.685624,42.207353]}},{"type":"Feature","properties":{"resourceCoords":[768.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6854168,42.2068228]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, Massachusetts | 1885 | sanborn03736_001 p2 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"},{"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":"2026-09-22T03:36:19Z","modified":"2026-09-22T03:36:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 0.0,789.9 686.4,764.2 808.9,1913.0 1613.0,1913.0 1613.0,334.9 1426.0,460.2 1192.2,111.3 1200.5,45.0 1117.6,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037361885:03736_1885-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[924.0,763.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.685071,42.205787]}},{"type":"Feature","properties":{"resourceCoords":[1200.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6854018,42.2067956]}}]}}]}