{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00491_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Crockett, California | 1906 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"25"},{"label":"placed","value":"6"},{"label":"unplaced","value":"19"},{"label":"fit sources","value":"georef 5, georef-snap 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p1 (tier 3, 38.04563,-122.22334 +/-702m); p10__1 (tier 4, 38.05437,-122.21929 +/-569m); p10__2 (tier 4, 38.05437,-122.21929 +/-569m); p10__3 (tier 4, 38.05437,-122.21929 +/-569m); p11 (tier 4, 38.05437,-122.21929 +/-569m); p12 (tier 4, 38.05437,-122.21929 +/-569m); p13__1 (tier 4, 38.05437,-122.21929 +/-569m); p13__2 (tier 4, 38.05437,-122.21929 +/-569m); p13__3 (tier 4, 38.05437,-122.21929 +/-569m); p14__1 (tier 4, 38.05437,-122.21929 +/-569m); p14__2 (tier 4, 38.05437,-122.21929 +/-569m); p15__1 (tier 4, 38.05437,-122.21929 +/-569m); p15__2 (tier 4, 38.05437,-122.21929 +/-569m); p16 (tier 3, 38.04578,-122.22460 +/-702m); p17__1 (tier 4, 38.05437,-122.21929 +/-569m); p17__2 (tier 4, 38.05437,-122.21929 +/-569m); p5 (tier 2, 38.05648,-122.21895 +/-123m); p7__2 (tier 4, 38.05437,-122.21929 +/-569m); p9 (tier 3, 38.05731,-122.20850 +/-702m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6434.1,7393.2 4856.0,7396.0 4915.0,7652.0 3394.3,7652.0 3393.8,6926.5 2109.2,6939.8 2113.4,5823.7 -0.0,5828.9 -0.0,0.0 6452.0,-0.0 6434.1,7393.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3304.0,1880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2120614,38.0553711]}},{"type":"Feature","properties":{"resourceCoords":[4856.0,7396.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2152709,38.0546637]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5508.9,6327.8 5458.8,7214.4 4822.6,7524.3 3497.6,7291.3 2837.0,6934.5 2693.1,6537.0 1958.9,6113.5 1959.1,7652.0 827.3,7652.0 834.4,6787.3 1738.7,6794.4 1749.3,5426.8 856.0,5416.0 864.9,-0.0 2148.7,-0.0 2141.7,725.0 3661.4,740.7 3605.1,484.2 5182.1,497.7 5188.5,-0.0 6452.0,-0.0 6452.0,6163.2 5125.2,6110.7 5508.9,6327.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5152.0,3248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2168701,38.0539425]}},{"type":"Feature","properties":{"resourceCoords":[856.0,5416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2181554,38.0559033]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"}],"created":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,6327.8 6452.0,7652.0 -0.0,7652.0 -0.0,0.0 5561.4,-0.0 5586.9,6324.1 6452.0,6327.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4540.0,4192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2168746,38.0564]}},{"type":"Feature","properties":{"resourceCoords":[5552.0,4192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2168739,38.055921]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"3"}],"created":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"722.2,7652.0 580.3,1623.0 -0.0,1636.7 -0.0,-0.0 4727.2,38.1 4772.4,1178.6 6322.7,1117.0 5925.3,1873.7 5530.5,2034.6 5197.3,2714.6 5015.4,4059.1 5353.1,4687.9 5691.7,4800.6 6248.5,4702.9 6452.0,4307.6 6452.0,7652.0 722.2,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[508.0,4736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2219736,38.0538321]}},{"type":"Feature","properties":{"resourceCoords":[508.0,3220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2219468,38.0545207]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p7 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"18"},{"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":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0007__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 4020.8,7652.0 4020.8,6401.2 4985.6,6401.2 4986.8,7652.0 6452.0,7652.0 6194.2,7599.6 6199.1,98.0 6452.0,96.7 6452.0,-0.0 -0.0,0.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4652.0,4528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2245539,38.0531098]}},{"type":"Feature","properties":{"resourceCoords":[1568.0,108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.2219468,38.0545207]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crockett, California | 1906 | sanborn00491_002 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:23:16Z","modified":"2026-09-22T23:23:16Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"119.5,7652.0 163.3,-0.0 6452.0,-0.0 6452.0,7652.0 119.5,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364cm:g4364cm_g004911906:00491_1906-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.22196010141326,38.05245468841571]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.2219674694839,38.04951064886314]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.22637038689082,38.04951757862145]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.22636301882018,38.052461618174014]}}]}}]}