{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08083_001.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"East Providence, Rhode-Island | 1956 | key map | 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"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"East Providence, Rhode-Island | 1956 | sanborn08083_001 p0a","metadata":[{"label":"streets","value":"43"},{"label":"intersections","value":"11"}],"created":"2026-09-21T12:41:09Z","modified":"2026-09-21T12:41:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000a/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000a/info.json","type":"ImageService2","height":5400,"width":4352},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4352.0,0.0 4352.0,5400.0 4222.1,5400.0 4276.5,3260.7 3109.8,3279.3 3081.3,3290.5 3047.4,3295.4 3039.5,3290.1 3037.7,3280.9 2785.7,3285.0 2784.8,3286.4 2737.8,3397.5 2687.8,3472.9 2452.4,3744.9 2611.3,3756.7 2837.4,3744.5 2813.5,3819.5 2811.9,3844.6 2885.6,4120.6 2894.0,4184.6 2893.3,4192.6 2883.9,4201.7 2802.2,4249.3 2895.0,4383.1 2700.3,4498.5 2752.3,4551.3 3093.5,4798.6 3098.0,4806.6 3098.0,4814.8 2971.1,4832.8 2947.4,4852.4 2919.4,4835.8 2868.8,4821.7 2691.5,4753.4 2319.1,4541.3 2121.1,4448.6 1746.5,4251.6 1495.7,4147.6 1290.7,4020.3 866.3,3731.1 842.4,3697.8 843.8,3682.0 1124.0,3377.1 1195.2,3311.0 358.7,3324.6 212.5,3344.0 94.8,3332.3 87.7,3377.3 7.0,3368.3 15.5,3326.8 -0.0,3330.5 -0.0,-0.0 4352.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3220.5,2505.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3479593,41.8414206]}},{"type":"Feature","properties":{"resourceCoords":[2669.2,2347.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3587974,41.842032]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"East Providence, Rhode-Island | 1956 | sanborn08083_001 p0b","metadata":[{"label":"streets","value":"123"},{"label":"intersections","value":"99"}],"created":"2026-09-21T12:41:09Z","modified":"2026-09-21T12:41:09Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000b/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000b/info.json","type":"ImageService2","height":5400,"width":4352},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,5400.0 -0.0,-0.0 671.5,-0.0 665.8,33.8 735.6,43.1 740.8,3.0 842.7,15.1 968.6,-0.0 1691.0,0.0 1631.0,57.9 1395.6,325.7 1394.2,338.8 1416.1,369.7 1789.1,633.6 1969.0,750.1 2188.0,846.5 2515.9,1027.5 2689.1,1113.0 3015.4,1307.5 3170.2,1371.0 3214.2,1384.2 3238.7,1399.5 3258.7,1382.3 3368.0,1368.2 3367.8,1360.9 3363.8,1353.6 3063.6,1128.2 3017.4,1080.4 3183.1,980.4 3100.0,859.8 3169.5,818.5 3177.4,810.5 3177.9,803.4 3169.2,746.2 3099.5,499.1 3100.3,476.9 3119.3,410.3 2924.2,417.9 2786.7,405.1 2984.1,166.1 3028.6,93.4 3064.4,0.0 3282.6,0.0 3285.9,12.1 3290.9,13.0 3320.1,9.2 3343.5,0.0 4352.0,0.0 4352.0,5400.0 -0.0,5400.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd377m:g3774m:g3774em:g3774em_g080831956:08083_1956-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1906.9,1473.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.368912,41.801773]}},{"type":"Feature","properties":{"resourceCoords":[2651.2,3736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.343788,41.768333]}}]}}]}