{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01151_001.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Haven, Connecticut | 1886 | key map | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000L/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Haven, Connecticut | 1886 | sanborn01151_001 p0L","metadata":[{"label":"streets","value":"103"},{"label":"intersections","value":"238"}],"created":"2026-10-24T15:43:09Z","modified":"2026-10-24T15:43:09Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000L/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000L","type":"ImageService3","width":1399,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,2038.0 0.0,0.0 1399.0,0.0 1399.0,2038.0 0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000L/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[334.2,1138.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.9257719,41.3060652]}},{"type":"Feature","properties":{"resourceCoords":[1224.2,745.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.8967433,41.3141307]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000R/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Haven, Connecticut | 1886 | sanborn01151_001 p0R","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"16"}],"created":"2026-10-24T15:43:09Z","modified":"2026-10-24T15:43:09Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000R/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000R","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,2038.0 0.0,0.0 1407.0,0.0 1407.0,2038.0 0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd378m:g3784m:g3784nm:g3784nm_g01151188601:01151_01_1886-0000R/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[340.1,1107.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.8819279,41.3046529]}},{"type":"Feature","properties":{"resourceCoords":[108.5,683.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.8890525,41.3152334]}}]}}]}