{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/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://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"360.8,1913.0 361.4,1878.9 1179.0,1884.0 1178.3,1851.7 1178.3,1849.1 1448.9,1853.3 1461.0,1512.6 1613.0,1488.8 1613.0,0.0 613.9,0.0 607.0,728.5 0.0,731.1 -0.0,1913.0 360.8,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[62.0,1136.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1418635,38.0167963]}},{"type":"Feature","properties":{"resourceCoords":[1179.0,1884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1386981,38.0169526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,749.5 -0.0,376.0 145.8,346.6 128.7,0.0 1613.0,0.0 1613.0,787.6 1406.0,776.2 1382.5,1884.6 975.4,1861.8 969.5,1913.0 924.9,1913.0 921.3,1856.7 158.9,1856.2 110.1,742.0 -0.0,749.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/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":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13607351932342,38.02012321036014]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13350478572193,38.01718266450427]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13662990704722,38.01546428558843]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.7,366.9 340.5,387.1 359.2,0.0 1613.0,0.0 1613.0,1913.0 22.0,1913.0 133.7,366.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/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":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.133184,38.0209148]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.1304534,38.0180908]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.1334759,38.016277]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,42.0 0.0,1428.9 466.4,1429.8 467.0,1913.0 1200.4,1913.0 1199.5,1868.9 1568.0,1863.2 1560.0,1124.6 1193.6,1133.4 1182.5,28.1 806.9,0.0 808.1,34.5 -0.0,42.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[820.0,1138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1371086,38.0152956]}},{"type":"Feature","properties":{"resourceCoords":[1183.0,399.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1374613,38.0168207]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1228.2,174.1 1198.2,910.5 1198.2,911.3 1578.0,918.4 1579.8,858.8 1613.0,859.4 1613.0,216.3 1228.2,174.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1578.0,918.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1339461,38.0154495]}},{"type":"Feature","properties":{"resourceCoords":[1228.2,174.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1357076,38.0161447]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"437.7,1913.0 457.9,1523.4 56.0,1494.8 -0.0,1913.0 437.7,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/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":[0.0,1428.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13500974734971,38.01662140812553]}},{"type":"Feature","properties":{"resourceCoords":[467.0,1428.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13410400269082,38.017135667358275]}},{"type":"Feature","properties":{"resourceCoords":[467.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13342694584708,38.01639365273712]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-122.13433269050597,38.01587939350438]}},{"type":"Feature","properties":{"resourceCoords":[56.0,1494.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.134809,38.0165821]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/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://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"825.0,62.0 1572.1,60.9 1572.7,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,98.5 825.0,106.9 825.0,62.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006741897:00674_1897-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[825.0,1183.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1337572,38.0129592]}},{"type":"Feature","properties":{"resourceCoords":[825.0,62.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-122.1353428,38.0146143]}}]}}]}