{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn07649_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Elizabethtown, Pennsylvania | 1911 | 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"},{"label":"pages","value":"10"},{"label":"placed","value":"5"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 5"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 40.14756,-76.60257 +/-146m); p1__3 (tier 1, 40.15149,-76.59926 +/-100m); p3__1 (tier 1, 40.14624,-76.60457 +/-122m); p4__1 (tier 1, 40.14898,-76.60364 +/-143m); p5__2 (tier 2, 40.15090,-76.60792 +/-183m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elizabethtown, Pennsylvania | 1911 | sanborn07649_004 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"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":"2026-09-21T22:10:04Z","modified":"2026-09-21T22:10:04Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 3044.0,7652.0 3760.0,7652.0 3773.2,6101.2 6452.0,6083.6 6452.0,3960.8 4658.8,3980.0 4612.8,3900.0 2504.3,36.4 0.0,-0.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.61053545829013,40.146309431416164]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60717173527314,40.14780831781302]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60484905621415,40.14475507779431]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60821277923114,40.14325619139745]}},{"type":"Feature","properties":{"resourceCoords":[4052.0,4088.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6071816,40.1456194]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elizabethtown, Pennsylvania | 1911 | sanborn07649_004 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-21T22:10:04Z","modified":"2026-09-21T22:10:04Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"315.1,7017.2 270.9,0.0 6452.0,0.0 6452.0,7652.0 3035.5,7652.0 3040.0,6968.5 315.1,7017.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1668.0,1256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.60598,40.151507]}},{"type":"Feature","properties":{"resourceCoords":[1668.0,7000.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.604401,40.149076]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elizabethtown, Pennsylvania | 1911 | sanborn07649_004 p3 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"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":"2026-09-21T22:10:04Z","modified":"2026-09-21T22:10:04Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 6452.0,854.7 6007.3,849.1 6006.4,631.4 6020.7,149.5 1888.0,164.0 1881.6,618.3 -0.0,608.2 0.0,5450.0 1397.6,5419.2 1399.6,4332.4 2886.0,4314.0 3174.0,4970.0 3154.8,7652.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4616.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.604401,40.149076]}},{"type":"Feature","properties":{"resourceCoords":[1888.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6058653,40.1485011]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elizabethtown, Pennsylvania | 1911 | sanborn07649_004 p4 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"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":"2026-09-21T22:10:04Z","modified":"2026-09-21T22:10:04Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0004__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4740.0,7652.0 4940.0,7652.0 4944.0,7196.0 6292.1,7188.9 6299.1,0.0 5616.8,0.0 5309.2,0.0 -0.0,-0.0 0.0,3380.8 3518.4,3364.4 3524.4,7652.0 4740.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4944.0,1292.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.607468,40.150924]}},{"type":"Feature","properties":{"resourceCoords":[4944.0,7196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6058653,40.1485011]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elizabethtown, Pennsylvania | 1911 | sanborn07649_004 p5 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3940.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3711.6"}],"created":"2026-09-21T22:10:04Z","modified":"2026-09-21T22:10:04Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0005__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6081.0,3978.1 0.0,3940.4 -0.0,7652.0 1468.0,7652.0 2112.0,7652.0 6068.2,7652.0 6081.0,3978.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd382m:g3824m:g3824em:g3824em_g076491911:07649_1911-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,3940.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60696799126481,40.15492938735743]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,3940.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60520059349277,40.152275222737835]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60719577011778,40.15149699263028]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.60896316788983,40.15415115724987]}},{"type":"Feature","properties":{"resourceCoords":[580.0,5804.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.607811,40.1543]}},{"type":"Feature","properties":{"resourceCoords":[580.0,5804.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.607811,40.1543]}}]}}]}