{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03531_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Rockland, Maine | 1885 | 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":"9"},{"label":"placed","value":"7"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 44.10466,-69.10929 +/-260m); p6__1 (tier 4, 44.10474,-69.10751 +/-501m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"2288.8"},{"label":"split_canvas_y","value":"4864.0"},{"label":"split_canvas_w","value":"4163.2"},{"label":"split_canvas_h","value":"2788.0"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0001__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,4896.4 3684.8,4869.3 3659.6,5074.8 3014.7,5281.3 2288.8,7652.0 2293.2,7652.0 6452.0,7652.0 6452.0,4896.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3436.6,6361.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.109373,44.1003984]}},{"type":"Feature","properties":{"resourceCoords":[3660.5,5075.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1091687,44.1009192]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"5"},{"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":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1457.7,0.0 -0.0,2009.0 -0.0,5096.2 1628.2,5905.4 -0.0,7115.2 -0.0,7652.0 6452.0,7652.0 6452.0,6500.0 6452.0,6268.4 4217.6,6269.2 4956.0,3558.0 6452.0,2496.8 6452.0,0.0 3424.2,0.0 4405.9,1321.3 1457.7,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4740.0,1472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1044384,44.1057013]}},{"type":"Feature","properties":{"resourceCoords":[2136.0,6156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1042083,44.1045775]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4217.6"},{"label":"split_canvas_y","value":"2496.8"},{"label":"split_canvas_w","value":"2234.4"},{"label":"split_canvas_h","value":"3772.4"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,6268.4 6452.0,2496.8 4956.0,3558.0 4217.6,6269.2 6452.0,6268.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[4217.6,2496.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10407621461864,44.10681025592608]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,2496.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1032031687418,44.105984100414624]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,6269.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10514431632248,44.10492669851856]}},{"type":"Feature","properties":{"resourceCoords":[4217.6,6269.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10601736219932,44.105752854030015]}},{"type":"Feature","properties":{"resourceCoords":[5780.5,4389.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1044384,44.1057013]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p3","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"14"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"293.9,1382.6 258.4,1068.3 3121.2,860.6 3112.8,0.0 6452.0,0.0 6452.0,2421.0 6452.0,2421.0 6452.0,7652.0 5220.3,7652.0 5301.6,7104.6 2851.4,6741.0 2800.7,6924.6 1529.0,7133.6 1452.0,7652.0 -0.0,7652.0 -0.0,1410.7 293.9,1382.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3108.0,2004.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.109116,44.1031998]}},{"type":"Feature","properties":{"resourceCoords":[3108.0,5680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1090076,44.1015009]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,94.6 6452.0,2637.1 5131.4,5299.6 6452.0,5948.4 6452.0,6720.3 4222.0,6418.9 4116.8,7264.7 1259.8,7086.0 1253.4,7399.2 959.2,7387.6 923.7,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1125974972609,44.10672387363464]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10849617041363,44.10726297188378]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10761200752488,44.10374557620776]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.11171333437214,44.10320647795862]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1111174091614,44.11095279023593]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.10701853858667,44.11066469002929]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.1074910762902,44.10714963187909]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.11158994686492,44.10743773208573]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Rockland, Maine | 1885 | sanborn03531_001 p6 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"9"},{"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":"3715.2"}],"created":"2026-09-22T16:27:30Z","modified":"2026-09-22T16:27:30Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0006__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,2225.6 5725.2,2595.3 4613.8,1769.7 4280.5,707.8 5544.7,0.0 -0.0,-0.0 -0.0,3715.2 717.6,3710.0 1739.6,3620.8 3330.8,3159.2 6452.0,3132.0 6452.0,2225.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734rm:g3734rm_g035311885:03531_1885-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4272.0,675.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1054716,44.1055413]}},{"type":"Feature","properties":{"resourceCoords":[5688.0,-80.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.1044384,44.1057013]}}]}}]}