{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08507_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Eagle Pass, Texas | 1916 | 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":"18"},{"label":"placed","value":"14"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 10, georef-snap 3, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 16 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 28.71676,-100.50213 +/-177m); p6__2 (tier 1, 28.70983,-100.50074 +/-100m); p7__3 (tier 1, 28.71165,-100.50579 +/-135m); p7__5 (tier 1, 28.71376,-100.50477 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3282.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4369.2"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"967.0,1913.0 1254.0,1913.0 1613.0,1913.0 1613.0,820.7 0.0,827.1 -0.0,1913.0 967.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[812.0,1087.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5013913,28.7186951]}},{"type":"Feature","properties":{"resourceCoords":[812.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5009769,28.7173594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3991.2"},{"label":"split_canvas_w","value":"1814.8"},{"label":"split_canvas_h","value":"3660.8"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 453.7,1913.0 453.1,997.8 0.0,997.8 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,997.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50074270052654,28.712779034039546]}},{"type":"Feature","properties":{"resourceCoords":[453.7,997.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.49981457602482,28.712998212882066]}},{"type":"Feature","properties":{"resourceCoords":[453.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.49931388882797,28.711344280986765]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50024201332971,28.711125102144244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p2 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"535.9,869.6 519.5,1831.5 1613.0,1840.9 1613.0,0.0 -0.0,-0.0 -0.0,862.3 535.9,869.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1569.0,884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.4996588,28.7132976]}},{"type":"Feature","properties":{"resourceCoords":[31.0,122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5033594,28.7138479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"546.2,1913.0 9.7,1913.0 25.8,0.0 1064.3,0.0 1066.2,131.3 1613.0,132.8 1607.8,1860.2 547.6,1861.4 546.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[550.0,130.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5040243,28.7122106]}},{"type":"Feature","properties":{"resourceCoords":[1082.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5019119,28.7093579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1377.6,0.0 1553.8,877.1 1545.7,1844.6 283.7,1822.7 259.2,1913.0 257.6,1822.2 -0.0,1817.8 -0.0,-0.0 1377.6,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50748979384784,28.710142613312513]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50410275743617,28.710358980440667]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50381223383381,28.70681092064125]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50719927024548,28.706594553513096]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p5 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"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":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"545.3,268.7 38.0,391.2 58.1,1842.0 -0.0,1841.8 -0.0,1913.0 1094.5,1913.0 1095.8,1438.5 1606.7,1436.3 1591.2,262.2 1542.0,0.0 534.8,219.7 545.3,268.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1081.0,568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5017783,28.7084481]}},{"type":"Feature","properties":{"resourceCoords":[59.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5039146,28.7059067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p5 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4378.0"},{"label":"split_canvas_y","value":"5745.2"},{"label":"split_canvas_w","value":"2074.0"},{"label":"split_canvas_h","value":"1906.8"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1436.3 1095.8,1438.5 1094.5,1913.0 1613.0,1913.0 1613.0,1436.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.5,1436.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.5016820321819,28.716476733970175]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1436.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.5006169631352,28.716741493171305]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50033958415989,28.715882761801353]}},{"type":"Feature","properties":{"resourceCoords":[1094.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50140465320659,28.715618002600223]}},{"type":"Feature","properties":{"resourceCoords":[1545.1,1814.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5005367,28.7160263]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p6 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.2,812.5 187.7,835.0 192.7,1119.0 38.7,1913.0 1160.0,1913.0 1266.8,1913.0 1270.2,1267.3 1613.0,1265.2 1613.0,0.0 174.0,59.0 187.2,812.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[965.0,1576.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.498858,28.7085883]}},{"type":"Feature","properties":{"resourceCoords":[174.0,59.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5012601,28.7109773]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"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":"2472.4"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 853.4,-0.0 854.3,530.9 370.9,532.1 362.0,529.6 266.5,532.9 266.8,586.6 1057.2,600.5 1321.4,608.9 1545.8,607.3 1547.0,533.8 1607.9,534.9 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50740348847144,28.706734789898714]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50396859819944,28.70690639581779]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,618.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50389365058265,28.70575189161177]}},{"type":"Feature","properties":{"resourceCoords":[0.0,618.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50732854085466,28.705580285692694]}},{"type":"Feature","properties":{"resourceCoords":[548.0,518.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5061737,28.7058254]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1202.4"},{"label":"split_canvas_w","value":"1067.2"},{"label":"split_canvas_h","value":"1144.0"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,582.7 266.8,586.6 265.1,301.5 0.0,300.6 0.0,582.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,300.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50502674573407,28.713726338604538]}},{"type":"Feature","properties":{"resourceCoords":[266.8,300.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50447835848477,28.713861107104858]}},{"type":"Feature","properties":{"resourceCoords":[266.8,586.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50431322677132,28.713343992828975]}},{"type":"Feature","properties":{"resourceCoords":[0.0,586.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50486161402061,28.713209224328654]}},{"type":"Feature","properties":{"resourceCoords":[235.8,445.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5044586,28.7135842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"4225.2"},{"label":"split_canvas_y","value":"2402.0"},{"label":"split_canvas_w","value":"2226.8"},{"label":"split_canvas_h","value":"1924.4"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,618.1 1074.5,601.0 1072.6,1081.5 1613.0,1076.7 1613.0,618.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1056.3,600.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50559024980572,28.70688457337222]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,600.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50551996228512,28.705834161098444]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1081.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50654904934065,28.70578043694483]}},{"type":"Feature","properties":{"resourceCoords":[1056.3,1081.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50661933686125,28.70683084921861]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__6/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [6]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"4219.6"},{"label":"split_canvas_y","value":"4306.8"},{"label":"split_canvas_w","value":"2232.4"},{"label":"split_canvas_h","value":"3345.2"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__6/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1054.9,1913.0 1229.0,1913.0 1613.0,1913.0 1613.0,1076.7 1076.8,1081.4 1054.9,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__6/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1054.9,1076.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.5066767560926,28.706841230639245]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1076.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50656831234318,28.705784063853365]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50836039338174,28.705640641220654]}},{"type":"Feature","properties":{"resourceCoords":[1054.9,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50846883713116,28.706697808006535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__7/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [7]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5412.0"},{"label":"split_canvas_w","value":"1110.8"},{"label":"split_canvas_h","value":"2240.0"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__7/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"237.8,1353.0 236.6,1353.0 0.0,1362.0 -0.0,1913.0 236.3,1913.0 237.8,1353.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__7/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1353.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50560747160412,28.711858782715968]}},{"type":"Feature","properties":{"resourceCoords":[277.7,1353.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.5050364681089,28.711999029824803]}},{"type":"Feature","properties":{"resourceCoords":[277.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50471442900873,28.71098998480917]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50528543250395,28.710849737700336]}},{"type":"Feature","properties":{"resourceCoords":[237.8,1380.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5051031,28.7119302]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__8/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Eagle Pass, Texas | 1916 | sanborn08507_006 p7 [8]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"1110.8"},{"label":"split_canvas_y","value":"5409.2"},{"label":"split_canvas_w","value":"3112.4"},{"label":"split_canvas_h","value":"2242.8"}],"created":"2026-09-23T22:25:05Z","modified":"2026-09-23T22:25:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__8/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"277.7,1913.0 1054.9,1910.6 1055.8,1352.3 397.3,1352.9 277.7,1353.0 277.7,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034em:g4034em_g085071916:08507_1916-0007__8/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[277.7,1352.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50586963089269,28.713287273080592]}},{"type":"Feature","properties":{"resourceCoords":[1055.8,1352.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50545499739181,28.711875755984984]}},{"type":"Feature","properties":{"resourceCoords":[1055.8,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50661372939597,28.711613806025326]}},{"type":"Feature","properties":{"resourceCoords":[277.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.50702836289685,28.713025323120934]}},{"type":"Feature","properties":{"resourceCoords":[316.6,1563.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.5062855,28.7131179]}}]}}]}