{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn01180_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Stafford Springs, Connecticut | 1892 | 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":"9"},{"label":"placed","value":"3"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 2, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 41.86610,-72.46483 +/-156m); p1__2 (tier 1, 41.95724,-72.29729 +/-131m); p1__3 (tier 1, 41.95737,-72.29739 +/-153m); p1__4 (tier 1, 41.95390,-72.30230 +/-110m); p3 (tier 4, 41.95441,-72.30325 +/-300m); p5__2 (tier 4, 41.95441,-72.30325 +/-300m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Stafford Springs, Connecticut | 1892 | sanborn01180_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T12:04:41Z","modified":"2026-09-23T12:04:41Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 5200.5,2626.9 5228.5,2874.6 6452.0,3490.7 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30894348562639,41.955527535794644]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30493714939118,41.95571670731307]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30463758221187,41.952158181504345]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30864391844707,41.951969009985916]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Stafford Springs, Connecticut | 1892 | sanborn01180_002 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T12:04:41Z","modified":"2026-09-23T12:04:41Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,6604.7 6452.0,7652.0 138.9,7652.0 -0.0,7439.6 -0.0,6005.6 -0.0,4171.6 -0.0,3453.7 -0.0,-0.0 6452.0,0.0 6452.0,5546.7 5921.0,5845.9 6452.0,6604.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30382662195838,41.957589116508444]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30020113910936,41.95642988599111]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.30203691776718,41.95320973267706]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.3056624006162,41.95436896319439]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Stafford Springs, Connecticut | 1892 | sanborn01180_002 p5 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"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":"2026-09-23T12:04:41Z","modified":"2026-09-23T12:04:41Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0005__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"352.2,3761.6 289.1,3797.1 503.9,4643.5 148.2,5591.4 -0.0,5535.1 -0.0,7652.0 2808.0,7652.0 3912.0,7652.0 6452.0,7652.0 6452.0,770.4 6452.0,645.6 6452.0,0.0 5714.4,0.0 2487.6,0.0 2524.4,2540.8 963.9,3417.9 873.5,3658.7 352.2,3761.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd378m:g3784m:g3784sm:g3784sm_g011801892:01180_1892-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3628.0,2336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2997416,41.954678]}},{"type":"Feature","properties":{"resourceCoords":[5028.0,6672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2989706,41.9526019]}}]}}]}