{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05308_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ashland, New-Hampshire | 1912 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"8"},{"label":"placed","value":"4"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 2, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 43.75935,-71.69195 +/-158m); p1__2 (tier 1, 43.69185,-71.62954 +/-106m); p2 (tier 1, 43.69708,-71.63252 +/-255m); p4__2 (tier 1, 43.69164,-71.63313 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ashland, New-Hampshire | 1912 | sanborn05308_004 p1 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4000.4"},{"label":"split_canvas_y","value":"3816.0"},{"label":"split_canvas_w","value":"2451.6"},{"label":"split_canvas_h","value":"3836.0"}],"created":"2026-09-23T19:11:43Z","modified":"2026-09-23T19:11:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1009.1,954.0 1000.1,1913.0 1613.0,1913.0 1613.0,954.0 1009.1,954.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1000.1,954.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.61925513630753,43.7130049136698]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,954.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.61896156774895,43.71192696437105]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.62130432491537,43.71159567910823]}},{"type":"Feature","properties":{"resourceCoords":[1000.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.62159789347395,43.712673628406975]}},{"type":"Feature","properties":{"resourceCoords":[1143.1,1187.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6197577,43.7126727]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ashland, New-Hampshire | 1912 | sanborn05308_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T19:11:43Z","modified":"2026-09-23T19:11:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"669.6,1783.9 663.7,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,302.5 1559.8,430.7 1613.0,451.1 1613.0,524.2 1465.5,547.2 1491.0,1311.0 1613.0,1324.0 1613.0,1559.0 669.6,1783.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63493599230127,43.69673173898532]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63088736101464,43.69613477426879]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63185970193597,43.69263854799966]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63590833322259,43.693235512716186]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ashland, New-Hampshire | 1912 | sanborn05308_004 p4 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"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":"2026-09-23T19:11:43Z","modified":"2026-09-23T19:11:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1826.4 -0.0,1913.0 1057.6,1913.0 1014.2,1559.0 1613.0,1282.3 1613.0,0.0 1037.0,0.0 917.6,133.9 782.2,199.7 810.0,254.6 757.0,313.9 622.1,226.3 89.5,864.8 177.8,963.4 7.7,1154.1 314.1,1319.8 52.7,1814.4 -0.0,1826.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[875.0,1742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6291941,43.6931678]}},{"type":"Feature","properties":{"resourceCoords":[1048.0,823.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6299447,43.6946769]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ashland, New-Hampshire | 1912 | sanborn05308_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T19:11:43Z","modified":"2026-09-23T19:11:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"328.6,0.0 1613.0,0.0 1613.0,515.0 1580.9,542.8 1613.0,601.5 1613.0,1913.0 -0.0,1913.0 -0.0,53.4 292.0,123.0 328.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744am:g3744am_g053081912:05308_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.6350088337899,43.693202428462975]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63085210446272,43.69330626960515]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63068297632957,43.68971650019768]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.63483970565674,43.689612659055506]}}]}}]}