{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00947_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Alamosa, Colorado | 1919 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"11"},{"label":"placed","value":"11"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef-snap 8, georef 3"},{"label":"key map","value":"georeferenced"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p1","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,3895.8 6452.0,3886.0 6452.0,7652.0 -0.0,7652.0 -0.0,3895.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[264.0,6216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8654645,37.4612686]}},{"type":"Feature","properties":{"resourceCoords":[5816.0,6216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8621652,37.4612652]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"694.7,863.6 697.4,413.1 5950.2,372.9 5928.7,7575.0 483.2,7652.0 483.9,863.3 694.7,863.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86741739708124,37.46601213608851]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86352255247158,37.46602042779473]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86351024990209,37.462328107047284]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86740509451175,37.46231981534106]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0011/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"179.5,7499.8 213.5,484.0 6275.7,533.0 6280.0,0.0 6452.0,0.0 6452.0,7652.0 179.5,7499.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.8639546328858,37.46599380443209]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86004824913609,37.46600734025049]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.8600281657764,37.46230407975135]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.8639345495261,37.462290543932944]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6007.9,0.0 5955.0,7363.9 223.2,7361.3 224.0,7652.0 -0.0,7652.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[240.0,5004.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8742841,37.4703741]}},{"type":"Feature","properties":{"resourceCoords":[2548.0,288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8729297,37.4725725]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6393.2,332.0 6408.0,7319.9 -0.0,7349.0 -0.0,-0.0 6254.3,0.0 6258.4,333.3 6393.2,332.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87089764742457,37.472754045846564]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86707619890801,37.4727329565386]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86710749237551,37.46911054441262]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87092894089207,37.469131633720586]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7421.7 64.2,7411.5 136.2,349.2 -0.0,349.0 -0.0,-0.0 6452.0,0.0 6452.0,7421.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86719332018575,37.47273921557837]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86341227573999,37.47275556237509]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86338801946536,37.46917145057201]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86716906391112,37.46915510377529]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 25.2,582.9 248.0,582.2 246.3,295.2 5975.5,280.2 5972.0,4871.4 6452.0,4869.2 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87443845263303,37.469415045409676]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87062857776732,37.46940657680659]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.8706411433827,37.4657949744048]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87445101824841,37.465803443007886]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"476.5,7217.2 474.7,4905.2 -0.0,4907.8 -0.0,367.2 6452.0,358.4 6452.0,7216.5 476.5,7217.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87090964331313,37.46945019321217]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86705725581488,37.46943928589863]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86707343996079,37.465787383328205]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87092582745903,37.46579829064174]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p7","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5989.6,7652.0 587.5,7652.0 592.9,7262.9 460.7,7261.1 558.4,236.5 6066.2,260.2 5989.6,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3224.0,4860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8654652,37.4671272]}},{"type":"Feature","properties":{"resourceCoords":[432.0,236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-105.8671322,37.4692679]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"888.9,185.5 937.8,0.0 6452.0,0.0 6452.0,7652.0 229.5,7652.0 200.0,178.2 888.9,185.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86394255473631,37.469368257211336]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86013667697866,37.4693568555043]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86015359468792,37.4657490396659]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86395947244557,37.465760441372936]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alamosa, Colorado | 1919 | sanborn00947_008 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T23:21:54Z","modified":"2026-09-20T23:21:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6281.1,7652.0 -0.0,7652.0 -0.0,437.5 385.9,437.3 385.6,0.0 6452.0,0.0 6452.0,830.0 6240.2,830.9 6281.1,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009471919:00947_1919-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87087213351097,37.466005642829046]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86699493613197,37.46599498938545]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.86701074285965,37.46231939858893]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-105.87088794023865,37.46233005203253]}}]}}]}