{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03738_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Greenfield, Massachusetts | 1922 | 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":"28"},{"label":"placed","value":"25"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 13, georef 10, snap:0 1, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1 (tier 4, 42.59269,-72.60064 +/-1859m); p10 (tier 1, 42.58084,-72.59896 +/-100m); p27 (tier 4, 42.59269,-72.60064 +/-1859m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,1378.8 0.0,1378.8 97.1,1379.4 99.5,960.1 58.2,873.5 41.3,769.5 71.8,92.6 599.0,134.0 632.5,111.7 688.8,183.6 779.6,365.5 935.9,467.1 1073.2,517.0 1197.7,603.0 1613.0,653.6 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59894675335659,42.58799293653661]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59100406518532,42.58723042703606]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59222369072859,42.58024573173068]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60016637889986,42.581008241231224]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p12","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"13"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.7,1525.0 262.0,863.6 112.4,864.9 115.0,53.0 1468.3,32.5 1545.6,116.7 1613.0,116.6 1613.0,281.1 1613.0,281.1 1613.0,1913.0 922.8,1913.0 790.4,1843.2 517.1,1755.3 439.1,1676.5 309.5,1496.8 276.3,1523.0 187.7,1525.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[376.0,863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.594782,42.589501]}},{"type":"Feature","properties":{"resourceCoords":[115.0,53.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.595042,42.592652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p13","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 994.6,0.0 934.1,185.2 894.5,512.9 1144.3,658.5 1520.0,727.4 1520.0,1694.1 1025.5,1675.0 1021.0,1785.2 320.0,1694.4 291.4,1913.0 -0.0,1913.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1520.0,727.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.607915,42.593633]}},{"type":"Feature","properties":{"resourceCoords":[1520.0,1734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.606773,42.590055]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"838.4,1550.6 841.4,1792.5 249.4,1771.2 239.1,0.0 657.5,0.0 928.1,56.1 938.0,0.0 1613.0,0.0 1613.0,1610.5 838.4,1550.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60847692716753,42.59339750170585]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60441316696335,42.59409308358067]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6033004519613,42.590519914299236]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60736421216548,42.58982433242442]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"425.5,0.0 1613.0,0.0 1613.0,88.3 992.0,1709.9 493.1,1727.6 364.6,592.0 447.2,597.8 425.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60515611452803,42.59409549729283]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60123632530646,42.59442865733493]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60070336762105,42.5909821111807]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60462315684262,42.5906489511386]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1540.6,1255.2 1490.8,1871.8 1108.8,1832.7 1121.7,1592.7 68.6,1616.9 59.0,94.7 1444.0,22.5 1540.6,1255.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6014036732217,42.59418704561755]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.597547520902,42.59341504126534]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59878249132633,42.59002442549755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60263864364603,42.59079642984977]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p17","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1417.5,139.3 1399.6,1764.1 204.7,1743.3 258.2,1221.2 190.6,124.8 1417.5,139.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[244.0,955.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.598404,42.59171]}},{"type":"Feature","properties":{"resourceCoords":[1408.0,1291.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.595765,42.590585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.9,1122.5 -0.0,1129.3 -0.0,471.9 77.0,470.9 79.6,418.9 432.4,408.8 395.6,216.4 1052.1,251.1 1043.6,130.4 1475.0,196.7 1496.6,62.2 1613.0,84.8 1613.0,1609.4 1456.0,1620.2 1486.2,1913.0 1445.0,1913.0 1395.3,1642.1 1050.0,1705.5 1050.2,1735.2 887.2,1735.4 692.8,1771.1 686.1,1735.8 304.9,1736.4 33.3,1640.2 12.3,1366.3 36.9,1122.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.61171264043722,42.59990585800526]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60370193104225,42.60017531082863]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60327085904542,42.59313219047577]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.61128156844039,42.592862737652396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"812.1,1657.4 817.5,1579.0 803.2,1538.0 402.6,1677.6 -0.0,212.1 301.5,195.8 296.8,0.0 700.2,0.0 708.1,72.0 1587.1,164.1 1488.1,573.7 1500.5,1651.0 812.1,1657.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6034637316795,42.60062982522827]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59561259131678,42.59932198343149]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59770488518234,42.592419164556325]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60555602554506,42.593727006353106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1528.0,1212.1 1613.0,1207.0 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,657.9 1509.2,663.5 1528.0,1212.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.61261105670265,42.58919332982361]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6085444617143,42.58950001847297]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60805388967329,42.58592410471408]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.61212048466163,42.58561741606472]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p20","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1222.0,901.5 1062.5,1463.1 1026.2,1774.2 66.5,1730.7 64.3,569.3 144.7,243.9 1537.8,300.1 1222.0,901.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[457.0,1748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.596164,42.592872]}},{"type":"Feature","properties":{"resourceCoords":[68.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.596813,42.59741]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1205.2,1823.8 112.2,1845.2 154.2,1432.3 282.2,933.1 731.5,8.2 1613.0,0.0 1613.0,1913.0 1287.2,1913.0 1205.2,1823.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0021/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59181111469202,42.59871050835292]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.58442208842071,42.59731790450822]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.58664992521852,42.59082120719983]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59403895148984,42.59221381104453]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p22","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"549.4,1861.8 546.2,1913.0 -0.0,1913.0 -0.0,-0.0 1500.5,0.0 1436.0,386.2 1504.0,1709.3 861.7,1666.4 895.0,1856.5 549.4,1861.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1305.0,1694.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.607444,42.59917]}},{"type":"Feature","properties":{"resourceCoords":[1465.0,965.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.606852,42.601924]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"684.6,1780.0 683.7,1913.0 257.9,1913.0 -0.0,751.8 -0.0,-0.0 1613.0,0.0 1613.0,137.2 1526.5,430.5 1502.3,1656.2 1109.9,1611.3 1092.7,1802.3 684.6,1780.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60676556733435,42.60688831831591]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59859336764922,42.60623746396868]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59963471977079,42.59905313220997]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60780691945592,42.599703986557195]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1256.5,1655.3 1248.1,1770.9 355.1,1832.1 143.7,1102.1 -0.0,538.6 0.0,-0.0 1613.0,0.0 1613.0,143.2 1256.5,1655.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0024/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59824786937851,42.60647179487765]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59090997541541,42.60421134085271]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59452658839696,42.59776035219206]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60186448236006,42.600020806217]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"70.4,1611.7 205.9,150.5 185.8,9.2 -0.0,35.7 -0.0,-0.0 1613.0,0.0 1613.0,1161.3 1467.8,1203.1 1414.0,1506.6 80.6,1900.0 70.4,1611.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59167660140507,42.60458762640543]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.5848179891849,42.601571822095615]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.58964297083797,42.595541993799756]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59650158305814,42.598557798109574]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59179459726374,42.61114297274159]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.58531378360799,42.60939383165958]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.5881125433756,42.60369678262516]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59459335703136,42.605445923707165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.0,1424.5 35.6,1422.0 65.7,878.7 168.7,882.3 227.0,232.8 -0.0,212.4 -0.0,-0.0 1558.8,0.0 1599.5,769.9 1588.2,1479.7 1532.0,1477.6 1407.6,1913.0 76.2,1913.0 120.0,1424.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60922715060303,42.58985163098453]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60517844628176,42.590431742124906]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60425050166037,42.586871607562294]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60829920598165,42.58629149642192]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"173.6,0.0 1444.7,0.0 1451.0,1743.5 1299.0,1743.4 1296.7,1779.9 1145.5,1743.3 283.1,1743.0 173.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1451.0,1290.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.601761,42.588835]}},{"type":"Feature","properties":{"resourceCoords":[1451.0,1744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.601588,42.587996]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1432.0,290.4 1268.8,1644.1 718.2,1691.2 10.0,0.0 1067.2,0.0 1049.5,242.1 1432.0,290.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1400.0,574.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.599292,42.589669]}},{"type":"Feature","properties":{"resourceCoords":[539.0,1260.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.601761,42.588835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p6","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1493.2 111.1,1747.3 105.5,302.3 1613.0,141.9 1613.0,1493.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[110.0,1232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59979,42.58872]}},{"type":"Feature","properties":{"resourceCoords":[109.0,391.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.599048,42.590156]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p7 [1]","metadata":[{"label":"streets","value":"7"},{"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":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1146.2,659.2 618.2,629.2 625.9,492.3 558.3,675.2 0.0,1025.3 0.0,1691.1 1331.6,1882.2 1504.6,786.0 1485.4,534.9 1142.0,588.8 1146.2,659.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[605.0,1033.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.600806,42.586344]}},{"type":"Feature","properties":{"resourceCoords":[1332.0,1882.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.598652,42.587621]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p7 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2746.4"},{"label":"split_canvas_h","value":"4101.2"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 0.0,1025.3 558.3,675.2 624.4,496.4 499.1,0.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[510.7,48.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.604523,42.587669]}},{"type":"Feature","properties":{"resourceCoords":[626.6,507.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.6031566,42.587833]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1422.6,1913.0 1422.6,1913.0 -0.0,1913.0 -0.0,990.3 257.3,889.4 248.9,826.0 1497.6,694.9 1531.0,921.5 1613.0,1090.9 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60274612804449,42.586876010582785]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59869853593699,42.58646997973656]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59934798564856,42.58291062358762]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60339557775606,42.583316654433844]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Greenfield, Massachusetts | 1922 | sanborn03738_007 p9","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-23T17:50:58Z","modified":"2026-09-23T17:50:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1244.5,1548.5 1613.0,1598.0 1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,616.5 1458.2,642.7 1414.7,656.2 1376.7,671.3 1359.7,679.3 1244.5,1548.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764gm:g037381922:03738_1922-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6067272,42.5863804]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6023993,42.5863745]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.60240870000001,42.58259519999999]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6067366,42.5826011]}}]}}]}