{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05342_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hanover, New-Hampshire | 1922 | 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":"10"},{"label":"placed","value":"6"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 5, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 43.64184,-72.24858 +/-350m); p1__2 (tier 1, 43.70408,-72.28948 +/-257m); p2__2 (tier 1, 43.70105,-72.29874 +/-113m); p3__1 (tier 1, 43.70431,-72.27995 +/-157m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p1 [3]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"1931.6"},{"label":"split_canvas_y","value":"2923.2"},{"label":"split_canvas_w","value":"4520.4"},{"label":"split_canvas_h","value":"4728.8"}],"created":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,815.5 1494.3,816.5 1494.7,862.9 685.2,752.8 685.1,749.2 482.9,753.2 506.7,1913.0 640.0,1913.0 927.0,1913.0 1613.0,1913.0 1613.0,815.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.1,1617.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2914238,43.6996004]}},{"type":"Feature","properties":{"resourceCoords":[1525.1,1108.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.291428,43.7014713]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p2 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"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":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1274.7,0.0 241.8,0.0 226.9,1913.0 806.0,1913.0 1094.0,1913.0 1166.6,1913.0 1165.7,1587.7 1613.0,1588.2 1613.0,0.0 1274.9,43.0 1274.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,938.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2894489,43.7008643]}},{"type":"Feature","properties":{"resourceCoords":[58.0,594.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.291428,43.7014713]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p3 [2]","metadata":[{"label":"streets","value":"11"},{"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":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"652.0,1913.0 845.0,1913.0 1613.0,1913.0 1613.0,0.0 1560.6,0.0 1559.2,64.9 433.6,446.1 48.5,532.7 129.6,534.9 118.2,967.0 131.2,966.6 104.2,1231.1 117.5,1326.7 113.8,1352.0 390.5,1351.7 561.1,1278.0 561.2,1351.5 562.2,1913.0 652.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[963.0,1449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.283063,43.69927]}},{"type":"Feature","properties":{"resourceCoords":[89.0,536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2877603,43.702562]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p4 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"10"},{"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":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"798.8,1848.1 799.6,1799.2 1419.2,1810.0 1419.0,1830.8 1613.0,1785.4 1613.0,472.3 1445.7,368.7 1441.6,0.0 1320.7,0.0 1290.5,199.4 1206.4,186.7 949.5,20.4 960.6,0.0 -0.0,-0.0 0.0,847.5 655.7,846.5 657.0,1521.6 0.0,1521.0 -0.0,1715.8 798.8,1848.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1221.0,893.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2895439,43.7059448]}},{"type":"Feature","properties":{"resourceCoords":[949.0,20.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2910619,43.7091539]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p4 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3386.0"},{"label":"split_canvas_w","value":"2628.0"},{"label":"split_canvas_h","value":"2700.4"}],"created":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"565.2,1519.0 657.0,1521.6 655.7,846.5 0.0,847.5 -0.0,1417.3 297.4,1372.4 289.3,1394.5 565.2,1519.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,846.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.29218171098233,43.711283885113595]}},{"type":"Feature","properties":{"resourceCoords":[657.0,846.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28885901004685,43.71098763711055]}},{"type":"Feature","properties":{"resourceCoords":[657.0,1521.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28928202424083,43.70852412672258]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1521.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.29260472517632,43.708820374725626]}},{"type":"Feature","properties":{"resourceCoords":[289.0,1394.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2910619,43.7091539]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T22:01:14Z","modified":"2026-09-22T22:01:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"179.3,522.7 8.8,420.9 -0.0,-0.0 1613.0,0.0 1613.0,1361.2 474.4,1769.7 195.8,1837.8 179.3,522.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28853594302883,43.70947002900737]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28033073848253,43.709557581924585]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28018810476178,43.70247324794724]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.28839330930808,43.702385695030024]}}]}}]}