{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05361_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Milford, New-Hampshire | 1907 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"7"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef-snap 4, snap:0 2, georef 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p6__2 (tier 1, 42.83452,-71.65414 +/-100m); p7__1 (tier 1, 42.83352,-71.64475 +/-168m); p7__2 (tier 1, 42.83366,-71.64500 +/-201m); p7__4 (tier 1, 42.83793,-71.64690 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.54"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3820.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3831.6"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"784.5,1255.3 784.9,1256.4 50.4,1254.3 77.8,1275.3 117.3,1383.3 81.0,1509.5 117.3,1812.8 123.9,1812.8 311.6,1817.1 542.3,1829.2 786.9,1832.0 853.7,1829.0 1114.3,1788.8 1372.4,1742.9 1482.6,1746.5 1609.2,1730.0 1612.0,1660.7 1612.0,1273.5 1556.4,1267.4 1441.7,1173.3 1082.4,1175.6 1074.0,1205.1 770.1,1209.0 784.5,1255.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,955.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.6510477289559,42.833598089788154]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,955.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65148791154468,42.8365577008519]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64910778166258,42.83675077722358]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.6486675990738,42.83379116615984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"560.1,1836.8 574.9,1891.8 579.1,1912.0 127.5,1912.0 131.1,1798.2 38.0,1267.5 142.2,288.8 38.2,102.2 201.3,41.5 411.8,106.8 1065.2,68.8 1139.5,269.1 1249.1,279.9 1257.9,463.4 1504.3,551.8 1540.1,900.9 1493.0,899.2 1521.7,1696.6 560.1,1836.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[620.0,631.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.64956194158941,42.839071274445836]}},{"type":"Feature","properties":{"resourceCoords":[278.0,682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.65041638354371,42.838957466961205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.6,1734.3 576.0,1793.6 1101.0,1870.0 1244.1,1880.8 1358.4,1866.9 1464.9,1834.4 1463.5,1849.9 1543.0,1822.1 1582.0,1692.8 1564.1,325.6 1479.9,54.0 1485.3,52.5 1487.2,52.0 1117.3,1.0 1058.9,1.0 1054.4,74.6 74.1,122.1 83.6,178.8 100.2,330.2 94.4,441.7 135.6,703.6 170.8,968.1 172.6,1035.8 164.9,1283.2 148.3,1516.5 140.2,1706.3 139.6,1734.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[790.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.64766250343942,42.8359425924037]}},{"type":"Feature","properties":{"resourceCoords":[856.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6471444821123,42.83393403678463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"307.7,41.3 309.2,62.2 740.6,80.5 1260.0,107.5 1400.7,105.0 1511.0,81.0 1612.0,39.7 1612.0,54.9 1524.9,94.7 1584.9,655.5 1515.9,965.2 1542.3,1858.7 1295.9,1850.0 1241.0,1761.0 1154.3,1750.6 820.9,1738.8 811.5,1796.6 619.8,1884.1 122.0,1801.2 34.6,1602.2 51.2,107.8 12.3,99.6 307.7,41.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1043.0,96.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.64707986345375,42.83393297740619]}},{"type":"Feature","properties":{"resourceCoords":[318.0,584.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.64887386632043,42.83297815750428]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"103.7,1881.6 105.8,1882.4 1576.7,1855.1 1577.5,1014.0 1366.2,263.5 1365.3,264.3 1324.8,290.8 1238.2,1.0 1207.7,1.0 1213.8,22.3 83.6,80.7 83.9,258.2 61.2,264.4 124.1,338.2 97.9,346.1 144.3,955.3 212.6,1109.8 183.0,1319.2 140.1,1371.2 138.1,1414.2 157.3,1501.6 103.7,1881.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65377567872113,42.83600166684022]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64979384393946,42.83550323049545]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65059430317119,42.83201572479664]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65457613795286,42.83251416114141]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.37"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"11.5,1821.0 397.6,1792.9 479.6,1755.3 522.5,1748.2 582.9,1779.5 795.6,1764.0 933.4,1663.9 1524.2,1488.5 1537.6,1512.7 1596.9,1435.0 1573.5,1390.0 1582.3,1035.3 1421.6,157.8 1229.9,74.8 866.2,156.4 610.2,51.2 395.5,49.4 411.9,625.4 364.1,684.4 149.6,762.2 38.0,998.4 145.5,1346.5 99.4,1508.6 142.2,1675.0 132.8,1750.7 19.3,1764.1 11.5,1821.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65851468933222,42.83375923546371]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.6570279278813,42.83650483346965]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65261863916531,42.83520265379833]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.65410540061623,42.832457055792396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0007__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Milford, New-Hampshire | 1907 | sanborn05361_004 p7 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.72"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4777.2"},{"label":"split_canvas_w","value":"2486.4"},{"label":"split_canvas_h","value":"2874.8"}],"created":"2026-10-20T00:02:20Z","modified":"2026-10-20T00:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0007__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"126.7,1912.0 216.7,1912.0 553.8,1912.0 605.1,1892.2 592.1,1255.1 445.3,1205.2 123.6,1230.1 118.9,1197.0 116.6,1197.0 71.9,1197.3 126.7,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744mm:g3744mm_g053611907:05361_1907-0007__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1194.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64752973890829,42.83863495574249]}},{"type":"Feature","properties":{"resourceCoords":[621.6,1194.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64596676709294,42.8386247302985]}},{"type":"Feature","properties":{"resourceCoords":[621.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64598289860363,42.837300890929946]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.64754587041898,42.83731111637394]}},{"type":"Feature","properties":{"resourceCoords":[107.9,1718.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.6472701,42.8376693]}}]}}]}