{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03802_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Needham, Massachusetts | 1906 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"11"},{"label":"placed","value":"7"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 5, snap:1 1, georef-snap 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 2, 42.28286,-71.23689 +/-100m); p1__2 (tier 1, 42.28832,-71.23752 +/-161m); p1__3 (tier 1, 42.28731,-71.23675 +/-100m); p6__4 (tier 3, 42.28561,-71.23510 +/-873m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 0.0,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.240829672922,42.29728691030924]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23777985297471,42.29910063489155]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.2348920755128,42.29640635305977]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23794189546011,42.29459262847746]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1090.0,1445.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.235171,42.2921]}},{"type":"Feature","properties":{"resourceCoords":[320.0,880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.2368861,42.2932191]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"237.7,825.7 142.4,815.8 104.4,0.0 1613.0,0.0 1613.0,1913.0 0.0,1913.0 0.0,1833.9 180.4,1836.2 155.8,1165.2 252.2,1161.5 237.7,825.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23902473640133,42.280021033476125]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23892513055462,42.2830582305538]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23409056670926,42.28297021453703]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23419017255597,42.279933017459356]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1117.1,0.0 1613.0,0.0 1613.0,76.9 1514.1,72.7 1517.0,895.0 1613.0,909.1 1613.0,1247.5 1515.4,1247.1 1511.0,1913.0 0.0,1913.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[275.0,1355.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.23574,42.2779575]}},{"type":"Feature","properties":{"resourceCoords":[1514.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.2390764,42.2802165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p6 [1]","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":"3383.2"},{"label":"split_canvas_h","value":"4123.2"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"845.8,0.0 -0.0,-0.0 0.0,1030.0 718.1,1030.8 718.1,782.7 845.8,782.7 845.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[387.9,919.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.2323296,42.2756442]}},{"type":"Feature","properties":{"resourceCoords":[213.9,-5.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.2319256,42.2772936]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p6 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3383.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3068.8"},{"label":"split_canvas_h","value":"3130.8"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"845.8,782.7 1613.0,782.7 1613.0,0.0 845.8,0.0 845.8,782.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[845.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.232126895311,42.29360351554179]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.2302409701734,42.293631264080936]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,782.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23020278759684,42.29220663952397]}},{"type":"Feature","properties":{"resourceCoords":[845.8,782.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.23208871273444,42.29217889098482]}},{"type":"Feature","properties":{"resourceCoords":[929.7,294.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.231905,42.2930695]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Needham, Massachusetts | 1906 | sanborn03802_003 p6 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2872.4"},{"label":"split_canvas_y","value":"3130.8"},{"label":"split_canvas_w","value":"3579.6"},{"label":"split_canvas_h","value":"4521.2"}],"created":"2026-09-21T22:27:35Z","modified":"2026-09-21T22:27:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,782.7 845.8,782.7 718.1,782.7 718.1,1030.8 718.1,1913.0 1613.0,1913.0 1613.0,782.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038021906:03802_1906-0006__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1074.0,1710.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.240826,42.278601]}},{"type":"Feature","properties":{"resourceCoords":[1074.0,831.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.240479,42.280182]}}]}}]}