{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn05335_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Goffstown, New-Hampshire | 1921 | 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":"10"},{"label":"placed","value":"7"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 3, georef 3, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 43.01450,-71.58998 +/-196m); p6__2 (tier 1, 43.02434,-71.60260 +/-117m); p7__1 (tier 1, 43.01552,-71.59372 +/-201m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4231.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3420.4"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1058.0 -0.0,1913.0 1613.0,1913.0 1613.0,1069.7 0.0,1057.9 0.0,1058.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1057.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.58945487986274,43.016334115652086]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1057.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.58098673257656,43.015562291553984]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5815429893601,43.01225318911629]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59001113664628,43.01302501321439]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"484.0,626.9 708.3,76.3 1613.0,481.9 1613.0,1076.2 1387.2,1087.3 1237.5,1036.2 1296.3,1913.0 -0.0,1913.0 -0.0,369.1 484.0,626.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.60494911491224,43.021595948306626]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.60088250309333,43.021670228944465]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.60076285230191,43.018119201959514]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.60482946412083,43.018044921321675]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p3","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"10"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,629.4 138.3,687.5 352.7,691.0 390.4,126.1 176.1,0.0 627.9,0.0 574.8,277.6 619.7,354.8 1609.7,537.2 1558.6,1148.8 1124.2,1255.7 1011.7,1836.6 1079.9,1913.0 -0.0,1913.0 -0.0,629.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1223.0,468.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.598564,43.0202603]}},{"type":"Feature","properties":{"resourceCoords":[658.0,1136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5998984,43.0188623]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"828.7,1719.5 221.2,1814.6 178.9,1700.0 -0.0,1539.0 -0.0,962.9 395.2,780.7 330.8,189.8 616.8,191.1 611.5,0.0 1613.0,0.0 1613.0,1913.0 1562.5,1913.0 1512.5,1642.3 1292.9,1586.1 1146.7,1591.9 828.7,1719.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59837030644589,43.0206415120169]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59398433305678,43.02031569970854]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59450913581361,43.016485701448126]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59889510920272,43.01681151375649]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"269.3,1781.7 210.4,1711.0 226.0,1088.9 108.8,0.0 1613.0,0.0 1613.0,1809.0 269.3,1781.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.6005447761021,43.02377729065477]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5964044637161,43.023553280856845]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.59676530912495,43.01993801578476]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.60090562151095,43.020162025582685]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p6 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"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":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 729.7,0.0 726.8,811.1 0.0,816.6 0.0,1729.7 -0.0,1913.0 645.0,1913.0 779.6,1913.0 700.9,1656.8 981.2,1711.5 1008.1,1402.0 1385.9,1443.6 1613.0,1356.8 1586.6,1180.9 1409.8,623.8 1613.0,582.6 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[650.0,1647.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6051488,43.0209926]}},{"type":"Feature","properties":{"resourceCoords":[1008.0,1402.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6031587,43.021487]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Goffstown, New-Hampshire | 1921 | sanborn05335_004 p7 [2]","metadata":[{"label":"streets","value":"5"},{"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":"4542.8"}],"created":"2026-09-23T19:02:17Z","modified":"2026-09-23T19:02:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,453.8 1437.0,385.8 1144.0,428.7 866.2,412.1 855.2,348.3 802.2,279.1 207.4,284.8 205.0,35.8 -0.0,24.2 0.0,917.3 959.1,911.0 960.2,1131.5 1613.0,1135.7 1613.0,453.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744gm:g3744gm_g053351921:05335_1921-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1463.0,940.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5952317,43.0153125]}},{"type":"Feature","properties":{"resourceCoords":[908.0,698.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.597963,43.0159974]}}]}}]}