{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05534_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Madison, New-Jersey | 1892 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1 (tier 4, 40.75731,-74.41444 +/-100m); p2__1 (tier 1, 40.75937,-74.41706 +/-259m); p2__2 (tier 4, 40.75731,-74.41444 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055341892:05534_1892-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Madison, New-Jersey | 1892 | sanborn05534_002 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.53"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:59:10Z","modified":"2026-10-19T12:59:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055341892:05534_1892-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055341892:05534_1892-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.3,1760.6 103.3,911.5 89.4,402.9 191.1,39.1 789.7,126.6 1318.3,115.0 1450.8,63.9 1572.0,158.7 1611.8,436.9 1560.6,1389.5 1611.5,1704.5 1557.9,1820.2 693.1,1890.4 88.9,1853.0 33.3,1760.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055341892:05534_1892-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1207.0,510.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.4129559,40.7574976]}},{"type":"Feature","properties":{"resourceCoords":[159.0,510.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.4150029,40.7587352]}}]}}]}