{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03750_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Holliston, Massachusetts | 1942 | 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":"11"},{"label":"placed","value":"6"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 4, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 42.20965,-71.41773 +/-197m); p1__2 (tier 2, 42.19687,-71.43130 +/-238m); p7__1 (tier 1, 42.19594,-71.42934 +/-100m); p8__1 (tier 1, 42.21178,-71.42555 +/-247m); p8__2 (tier 1, 42.21312,-71.42377 +/-108m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p2","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"21"}],"created":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,2204.7 0.0,-0.0 6452.0,0.0 6452.0,7652.0 819.2,7652.0 952.0,2394.4 0.0,2204.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3052.0,5456.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.42519,42.203304]}},{"type":"Feature","properties":{"resourceCoords":[888.0,6284.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.424279,42.201248]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"376.8,6388.2 725.8,1671.5 1400.5,1720.1 1748.2,0.0 3015.2,0.0 3421.4,1766.2 5320.1,1716.7 6361.2,6806.3 4119.9,7652.0 3865.5,7652.0 3706.2,7296.0 376.8,6388.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.43117503723096,42.19926997553905]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4300512195603,42.20223312682455]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42534059197418,42.201238793222494]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42646440964484,42.198275641936995]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p4","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"13"}],"created":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2355.9,714.9 2549.7,1164.7 5029.8,261.7 5975.4,5344.1 6452.0,5242.5 6452.0,7652.0 0.0,7652.0 0.0,6240.8 1623.5,511.3 2355.9,714.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[600.0,3192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.424787,42.198915]}},{"type":"Feature","properties":{"resourceCoords":[5240.0,1168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.425278,42.201292]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1230.1,7652.0 0.0,7652.0 0.0,5764.7 374.5,5709.7 507.0,2159.6 0.0,2066.9 0.0,313.2 156.0,0.0 6452.0,0.0 6452.0,2570.2 5751.4,2637.7 6369.8,7500.1 1240.1,7454.2 1230.1,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1824.0,5484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4295786,42.1971989]}},{"type":"Feature","properties":{"resourceCoords":[6032.0,4832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4287369,42.1990372]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"387.2,2709.0 436.2,0.0 6452.0,0.0 6452.0,7652.0 546.3,7652.0 387.2,2709.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4265259589589,42.19981637536024]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42297811983714,42.19828157687333]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.42541793765893,42.19514237614338]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.4289657767807,42.196677174630295]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Holliston, Massachusetts | 1942 | sanborn03750_006 p7 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"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":"2026-09-22T17:21:29Z","modified":"2026-09-22T17:21:29Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0007__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5827.9,7652.0 5609.7,6770.7 5953.0,6630.2 5243.0,3222.7 4733.5,3232.1 4326.0,1586.2 4400.6,1251.6 6452.0,743.6 6452.0,0.0 5687.2,0.0 5312.4,0.0 -0.0,-0.0 0.0,5155.2 2835.2,5142.0 2853.2,7652.0 5827.9,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd376m:g3764m:g3764hm:g037501942:03750_1942-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4312.0,7300.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.4302355,42.1957847]}},{"type":"Feature","properties":{"resourceCoords":[6356.0,3140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.431353,42.197779]}}]}}]}