{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00402_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Azusa, California | 1888 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"5"},{"label":"placed","value":"3"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p2__3 (tier 1, 34.13412,-117.90691 +/-109m); p2__4 (tier 1, 34.13617,-117.90707 +/-112m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Azusa, California | 1888 | sanborn00402_001 p1","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-21T20:38:01Z","modified":"2026-09-21T20:38:01Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6452.0,0.0 6452.0,7537.4 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4700.0,7532.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.9075381,34.1316717]}},{"type":"Feature","properties":{"resourceCoords":[156.0,7532.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.9101505,34.1316845]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Azusa, California | 1888 | sanborn00402_001 p2 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4206.8"},{"label":"split_canvas_h","value":"4880.8"}],"created":"2026-09-21T20:38:01Z","modified":"2026-09-21T20:38:01Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4202.9,4204.5 4196.8,3142.8 3816.8,3140.0 3795.2,0.0 -0.0,-0.0 -0.0,4242.3 4202.9,4204.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2539.3,212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.907496,34.137207]}},{"type":"Feature","properties":{"resourceCoords":[347.9,212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.9087839,34.1372229]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Azusa, California | 1888 | sanborn00402_001 p2 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"3795.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2656.8"},{"label":"split_canvas_h","value":"4880.4"}],"created":"2026-09-21T20:38:01Z","modified":"2026-09-21T20:38:01Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,241.7 3797.0,260.9 3816.8,3140.0 4196.8,3142.8 4206.8,4880.4 6452.0,4880.4 6452.0,241.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364am:g4364am_g004021888:00402_1888-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5093.6,4156.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.9075663,34.1298659]}},{"type":"Feature","properties":{"resourceCoords":[5093.6,248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-117.9075381,34.1316717]}}]}}]}