{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn05547_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Merchantville, New-Jersey | 1925 | key map | 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"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055471925:05547_1925-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Merchantville, New-Jersey | 1925 | sanborn05547_006 p0","metadata":[{"label":"streets","value":"97"},{"label":"intersections","value":"198"}],"created":"2026-09-23T00:43:59Z","modified":"2026-09-23T00:43:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055471925:05547_1925-0000/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055471925:05547_1925-0000/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 0.0,0.0 6452.0,0.0 6452.0,7425.8 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd381m:g3814m:g3814mm:g3814mm_g055471925:05547_1925-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3815.2,3788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.03183,39.9437866]}},{"type":"Feature","properties":{"resourceCoords":[894.3,3375.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-75.067431,39.944591]}}]}}]}