{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08422_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bay City, Texas | 1912 | 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":"11"},{"label":"placed","value":"9"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef-snap 6, georef 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 28.97793,-95.97209 +/-101m); p1__3 (tier 1, 28.97590,-95.97389 +/-107m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p1 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5979.2"},{"label":"split_canvas_w","value":"5423.2"},{"label":"split_canvas_h","value":"4252.8"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000010__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000010/info.json","type":"ImageService2","height":10232,"width":8720},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2457.6,6636.6 2436.5,5994.3 0.0,6006.8 -0.0,10232.0 5423.2,10232.0 5408.8,8807.6 5382.3,6554.0 4329.9,6587.7 2457.6,6636.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000010__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,5979.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.97282400904504,28.97786088579266]}},{"type":"Feature","properties":{"resourceCoords":[5423.2,5979.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.97067364417985,28.977856623265446]}},{"type":"Feature","properties":{"resourceCoords":[5423.2,10232.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.9706774406413,28.976370125696207]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10232.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.97282780550648,28.97637438822342]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000020/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000020/info.json","type":"ImageService2","height":10228,"width":8636},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"7355.8,9622.2 7352.8,10228.0 -0.0,10228.0 0.0,0.0 8636.0,-0.0 8636.0,9623.4 8033.7,9621.8 7355.8,9622.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.9603939595421,28.987116954580966]}},{"type":"Feature","properties":{"resourceCoords":[8636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96027337553384,28.984126594737514]}},{"type":"Feature","properties":{"resourceCoords":[8636.0,10228.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96429377261573,28.98400078901675]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10228.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96441435662399,28.986991148860202]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000030/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000030/info.json","type":"ImageService2","height":10236,"width":8684},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 8684.0,0.0 8684.0,222.4 8208.0,7052.0 5799.9,10060.9 -0.0,10115.5 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[8208.0,7052.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9653863,28.9820032]}},{"type":"Feature","properties":{"resourceCoords":[8208.0,900.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9654578,28.9841752]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000040/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000040/info.json","type":"ImageService2","height":10228,"width":8648},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,10228.0 -0.0,-0.0 8648.0,0.0 8648.0,9954.5 3836.7,9895.0 3829.1,10228.0 -0.0,10228.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2896.0,528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.972533,28.9840028]}},{"type":"Feature","properties":{"resourceCoords":[2896.0,3636.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.972467,28.9829166]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000050/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000050/info.json","type":"ImageService2","height":10272,"width":8704},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2882.2,6729.5 -0.0,6731.2 -0.0,648.5 5218.2,668.3 5212.2,0.0 8649.7,0.0 8668.8,10272.0 5545.8,10272.0 5527.9,8783.5 2806.8,8816.3 2882.2,6729.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96758374205581,28.984357195633503]}},{"type":"Feature","properties":{"resourceCoords":[8704.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96405148149563,28.984452114640465]}},{"type":"Feature","properties":{"resourceCoords":[8704.0,10272.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96392432367925,28.980779840338297]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10272.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96745658423943,28.980684921331335]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000060/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000060/info.json","type":"ImageService2","height":10232,"width":8648},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"7372.3,10000.2 -0.0,9994.5 -0.0,0.0 8648.0,-0.0 8648.0,4102.0 7295.1,4099.2 7372.3,10000.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000060/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96007595746981,28.983658647158503]}},{"type":"Feature","properties":{"resourceCoords":[8648.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.95996296997674,28.98063789411337]}},{"type":"Feature","properties":{"resourceCoords":[8648.0,10232.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96402003406699,28.98052012716343]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10232.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96413302156006,28.98354088020856]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p7","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000070/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000070/info.json","type":"ImageService2","height":10236,"width":8640},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4910.4,556.3 4897.7,0.0 8410.2,0.0 8640.0,10236.0 2983.8,10236.0 3000.8,9714.7 -0.0,9702.4 -0.0,607.5 4910.4,556.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[8232.0,6656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9686607,28.978759]}},{"type":"Feature","properties":{"resourceCoords":[8232.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9687328,28.9808362]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000080/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000080/info.json","type":"ImageService2","height":10248,"width":8636},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"8636.0,10248.0 115.1,10248.0 -0.0,881.5 5862.7,908.4 5870.4,0.0 8636.0,0.0 8636.0,10248.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000080/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96867869030562,28.981148096182334]}},{"type":"Feature","properties":{"resourceCoords":[8636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96523168969574,28.981277342574376]}},{"type":"Feature","properties":{"resourceCoords":[8636.0,10248.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96505759500853,28.977673820085588]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10248.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96850459561841,28.977544573693546]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bay City, Texas | 1912 | sanborn08422_002 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:15:44Z","modified":"2026-09-23T23:15:44Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000090/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000090/info.json","type":"ImageService2","height":10244,"width":8616},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,10244.0 -0.0,1229.0 2581.6,1260.8 2589.1,725.8 8427.6,707.3 8411.5,2045.6 8616.0,2047.7 8616.0,10244.0 -0.0,10244.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd403m:g4034m:g4034bm:g08422002:sb000090/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96499457747618,28.981185409334216]}},{"type":"Feature","properties":{"resourceCoords":[8616.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96154267126842,28.98131577890976]}},{"type":"Feature","properties":{"resourceCoords":[8616.0,10244.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96136672471086,28.977700163544746]}},{"type":"Feature","properties":{"resourceCoords":[0.0,10244.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.96481863091861,28.977569793969202]}}]}}]}