{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08780_005.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Terrell, Texas | 1902 | key map | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034tm:g4034tm_g087801902:08780_1902-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Terrell, Texas | 1902 | sanborn08780_005 p1","metadata":[{"label":"streets","value":"40"},{"label":"intersections","value":"136"}],"created":"2026-10-20T01:52:22Z","modified":"2026-10-20T01:52:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034tm:g4034tm_g087801902:08780_1902-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034tm:g4034tm_g087801902:08780_1902-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 0.0,0.0 1613.0,0.0 1613.0,1913.0 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034tm:g4034tm_g087801902:08780_1902-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[214.3,305.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.286647,32.74072]}},{"type":"Feature","properties":{"resourceCoords":[652.7,690.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.277124,32.730969]}}]}}]}