{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03477_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hallowell, Maine | 1884 | 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":"6"},{"label":"placed","value":"2"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1 (tier 4, 44.28657,-69.79072 +/-149m); p2__1 (tier 4, 44.28657,-69.79072 +/-149m); p3__1 (tier 4, 44.28657,-69.79072 +/-149m); p3__2 (tier 4, 44.28657,-69.79072 +/-149m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hallowell, Maine | 1884 | sanborn03477_001 p2 [2]","metadata":[{"label":"streets","value":"9"},{"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":"2026-09-23T02:55:54Z","modified":"2026-09-23T02:55:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0002__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,4041.6 2278.8,4740.8 2283.2,5848.8 1809.2,7652.0 6452.0,7652.0 6452.0,1198.9 6037.6,1121.0 5944.0,0.0 5300.2,0.0 5292.6,360.5 3651.8,0.0 1640.0,0.0 1004.0,0.0 -0.0,-0.0 0.0,4041.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5300.0,2548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7901374,44.2858923]}},{"type":"Feature","properties":{"resourceCoords":[108.0,3168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7935786,44.2858171]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hallowell, Maine | 1884 | sanborn03477_001 p3 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3209.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4442.4"}],"created":"2026-09-23T02:55:54Z","modified":"2026-09-23T02:55:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0003__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1925.6,7040.8 3478.7,7088.2 3424.0,6759.3 3964.1,6657.8 4085.8,6765.0 4285.9,7652.0 6452.0,7652.0 6452.0,5454.0 4969.2,5468.8 2939.2,3209.6 2663.2,3395.6 0.0,5054.0 -0.0,7402.5 1925.6,7040.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd373m:g3734m:g3734hm:g3734hm_g034771884:03477_1884-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3480.0,7088.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7900157,44.2869174]}},{"type":"Feature","properties":{"resourceCoords":[2360.0,7088.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7907821,44.2870714]}}]}}]}