{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00453_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Castroville, California | 1892 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"4"},{"label":"placed","value":"3"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p2__2 (tier 4, 36.76578,-121.75321 +/-763m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Castroville, California | 1892 | sanborn00453_001 p1 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"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":"2026-09-20T17:20:53Z","modified":"2026-09-20T17:20:53Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1232.5,1913.0 1232.3,1595.1 1613.0,1593.3 1613.0,255.0 1613.0,0.0 0.0,-0.0 -0.0,1913.0 1232.5,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[986.0,1141.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.7575185,36.766689]}},{"type":"Feature","properties":{"resourceCoords":[451.0,65.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.7602007,36.7673095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Castroville, California | 1892 | sanborn00453_001 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4929.2"},{"label":"split_canvas_y","value":"6373.2"},{"label":"split_canvas_w","value":"1522.8"},{"label":"split_canvas_h","value":"1278.8"}],"created":"2026-09-20T17:20:53Z","modified":"2026-09-20T17:20:53Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,1593.3 1232.3,1595.1 1232.5,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1232.3,1593.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-121.75554697820803,36.76910537162288]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1593.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-121.75496387588825,36.769639300400875]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-121.75440589579593,36.76924569649503]}},{"type":"Feature","properties":{"resourceCoords":[1232.3,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-121.7549889981157,36.76871176771703]}},{"type":"Feature","properties":{"resourceCoords":[1262.3,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.7550355,36.768819]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Castroville, California | 1892 | sanborn00453_001 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2026-09-20T17:20:53Z","modified":"2026-09-20T17:20:53Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"805.2,1913.0 806.3,1376.2 1613.0,1369.3 1613.0,-0.0 -0.0,0.0 -0.0,1913.0 805.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004531892:00453_1892-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1383.0,1085.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.7465136,36.7604025]}},{"type":"Feature","properties":{"resourceCoords":[701.0,1624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-121.7480865,36.7614136]}}]}}]}