{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00674_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Martinez, California | 1897 | 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"},{"label":"pages","value":"8"},{"label":"placed","value":"7"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 5, georef-snap 1, georef-street 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 38.02004,-122.13955 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p1 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"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":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1443.3,7652.0 1445.4,7515.7 4716.0,7536.0 4713.2,7406.7 4713.3,7396.4 5795.6,7413.2 5843.8,6050.4 6452.0,5955.1 6452.0,0.0 2455.6,0.0 2428.0,2914.0 0.0,2924.4 -0.0,7652.0 1443.3,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[248.0,4544.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1418635,38.0167963]}},{"type":"Feature","properties":{"resourceCoords":[4716.0,7536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1386981,38.0169526]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2997.8 -0.0,1503.9 583.2,1386.2 514.8,0.0 6452.0,0.0 6452.0,3150.5 5624.1,3104.7 5530.2,7538.4 3901.4,7447.1 3878.2,7652.0 3699.5,7652.0 3685.1,7426.9 635.8,7424.6 440.4,2968.2 -0.0,2997.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13919864064871,38.0184048314443]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13607351932342,38.02012321036014]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13350478572193,38.01718266450427]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13662990704722,38.01546428558843]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"}],"created":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"534.6,1467.8 1362.1,1548.3 1436.8,0.0 6452.0,0.0 6452.0,7652.0 87.9,7652.0 534.6,1467.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.1362065,38.019101]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.133184,38.0209148]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.1304534,38.0180908]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.1334759,38.016277]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p4 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"24"},{"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":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,168.2 0.0,5715.6 1865.6,5719.2 1868.0,7652.0 4801.6,7652.0 4797.8,7475.6 6272.2,7452.6 6240.2,4498.4 4774.4,4533.5 4729.9,112.4 3227.7,0.0 3232.6,138.0 -0.0,168.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3280.0,4552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1371086,38.0152956]}},{"type":"Feature","properties":{"resourceCoords":[4732.0,1596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1374613,38.0168207]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p4 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"4792.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1659.2"},{"label":"split_canvas_h","value":"4093.6"}],"created":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4912.7,696.3 4792.9,3641.9 4792.9,3645.2 6312.1,3673.4 6319.4,3435.0 6452.0,3437.6 6452.0,865.1 4912.7,696.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6312.1,3673.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1339461,38.0154495]}},{"type":"Feature","properties":{"resourceCoords":[4912.7,696.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1357076,38.0161447]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p4 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5715.6"},{"label":"split_canvas_w","value":"1868.0"},{"label":"split_canvas_h","value":"1936.4"}],"created":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1750.8,7652.0 1831.7,6093.7 224.0,5979.1 -0.0,7652.0 1750.8,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,5715.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13500974734971,38.01662140812553]}},{"type":"Feature","properties":{"resourceCoords":[1868.0,5715.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13410400269082,38.017135667358275]}},{"type":"Feature","properties":{"resourceCoords":[1868.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13342694584708,38.01639365273712]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13433269050597,38.01587939350438]}},{"type":"Feature","properties":{"resourceCoords":[224.0,5979.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.134809,38.0165821]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Martinez, California | 1897 | sanborn00674_004 p5","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"}],"created":"2026-09-23T10:25:06Z","modified":"2026-09-23T10:25:06Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3300.0,248.0 6288.3,243.5 6290.9,0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0 -0.0,394.2 3300.0,427.5 3300.0,248.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3300.0,4732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1337572,38.0129592]}},{"type":"Feature","properties":{"resourceCoords":[3300.0,248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1353428,38.0146143]}}]}}]}