{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn01179_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Southport, Connecticut | 1913 | 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":"7"},{"label":"placed","value":"3"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 41.22008,-73.28543 +/-18798m); p2__2 (tier 2, 41.26280,-73.28556 +/-14071m); p3__2 (tier 2, 41.30425,-73.28550 +/-18728m); p4 (tier 4, 41.22008,-73.28543 +/-18798m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Southport, Connecticut | 1913 | sanborn01179_002 p1 [1]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3206.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4445.6"}],"created":"2026-09-23T11:04:50Z","modified":"2026-09-23T11:04:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 6452.0,7652.0 6452.0,3232.8 0.0,3206.4 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4720.0,7927.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2862747,41.3880918]}},{"type":"Feature","properties":{"resourceCoords":[4720.0,4485.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2853252,41.3888424]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Southport, Connecticut | 1913 | sanborn01179_002 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2026-09-23T11:04:50Z","modified":"2026-09-23T11:04:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3680.9,6934.2 5692.4,7168.1 5469.4,7435.9 5509.5,7652.0 6452.0,7652.0 6452.0,0.0 3574.0,0.0 4253.2,1157.2 3103.6,1996.0 1714.8,0.0 0.0,-0.0 -0.0,7652.0 145.8,7652.0 558.0,6263.9 1039.6,6234.0 1228.8,6244.0 2249.4,7016.0 3680.9,6934.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2612.0,6972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2850849,41.1353972]}},{"type":"Feature","properties":{"resourceCoords":[1228.0,6244.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2862053,41.1350363]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Southport, Connecticut | 1913 | sanborn01179_002 p3 [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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T11:04:50Z","modified":"2026-09-23T11:04:50Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 6452.0,707.2 5842.3,888.3 5728.8,665.9 5885.0,302.1 3618.4,697.7 2918.1,949.9 2913.6,2027.6 0.0,2018.0 -0.0,7652.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011791913:01179_1913-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4540.0,3280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2830631,41.1350674]}},{"type":"Feature","properties":{"resourceCoords":[2060.0,6544.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.2831981,41.1329558]}}]}}]}