{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07077_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"El Reno, Oklahoma | 1920 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"36"},{"label":"placed","value":"29"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 24, georef-snap 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 35.53028,-97.95974 +/-232m); p24__2 (tier 1, 35.52275,-97.95343 +/-100m); p24__3 (tier 1, 35.52259,-97.95047 +/-127m); p25__1 (tier 1, 35.53644,-97.94704 +/-254m); p25__2 (tier 1, 35.53560,-97.94948 +/-102m); p3__2 (tier 1, 35.53822,-97.95282 +/-100m); p3__3 (tier 1, 35.53993,-97.95465 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p10","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"74.4,231.1 1547.0,224.8 1551.0,1710.5 80.8,1712.3 74.4,231.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1061.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9504536,35.5332109]}},{"type":"Feature","properties":{"resourceCoords":[564.0,229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9515747,35.53503]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p11","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1555.0,1193.9 1568.0,1684.5 119.7,1693.8 114.0,214.0 1613.0,216.3 1613.0,1193.0 1555.0,1193.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1092.0,1691.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9471396,35.5323026]}},{"type":"Feature","properties":{"resourceCoords":[114.0,214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493519,35.5350356]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p12","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1505.7,1686.5 109.0,1692.0 90.7,237.5 1489.3,222.8 1505.7,1686.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1006.0,712.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.958273,35.5313908]}},{"type":"Feature","properties":{"resourceCoords":[109.0,1692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9603368,35.5295883]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p13","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.1,1672.3 75.5,209.5 1555.1,236.8 1542.3,1690.4 60.1,1672.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[551.0,704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9560633,35.5313838]}},{"type":"Feature","properties":{"resourceCoords":[1053.0,1686.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.95489,35.5295736]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p14","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"18"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"325.3,231.4 737.4,218.0 1307.1,218.3 1308.9,1693.6 330.2,1694.4 325.3,231.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526699,35.530493]}},{"type":"Feature","properties":{"resourceCoords":[818.0,217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526714,35.5323017]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p15","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1538.0,1697.0 63.5,1702.2 58.7,219.1 1530.4,214.3 1538.0,1697.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[555.0,1207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9504477,35.5304869]}},{"type":"Feature","properties":{"resourceCoords":[1042.0,1699.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493516,35.5295834]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p16","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1561.3,1913.0 1561.7,1673.8 52.0,1727.1 42.1,240.9 1015.2,234.3 1009.4,0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1032.0,1229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9460273,35.5304923]}},{"type":"Feature","properties":{"resourceCoords":[534.0,241.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9471396,35.5323026]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p17","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,187.8 1528.1,201.8 1513.8,1913.0 588.6,1913.0 528.1,1636.3 424.7,1501.8 -0.0,1496.9 -0.0,187.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1016.0,686.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.956051,35.528669]}},{"type":"Feature","properties":{"resourceCoords":[1513.0,1669.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9549035,35.5268502]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p18","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"20"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1536.7,1688.9 59.4,1699.6 63.4,225.1 1532.0,219.8 1536.7,1688.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1046.0,1204.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526628,35.5277631]}},{"type":"Feature","properties":{"resourceCoords":[555.0,222.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9537742,35.5295771]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p19","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1549.7,1708.0 88.1,1699.4 94.0,234.9 1553.6,240.1 1549.7,1708.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1060.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493445,35.5277706]}},{"type":"Feature","properties":{"resourceCoords":[1060.0,728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.949351,35.5286766]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"61.4,1628.9 -0.0,1629.3 -0.0,0.0 1536.2,1.9 1546.3,1860.9 63.3,1868.8 61.4,1628.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95841261711382,35.541192886171835]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95477763530096,35.54117792076324]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95479929451301,35.53764519949369]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95843427632587,35.537660164902285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p20","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 552.0,1913.0 553.5,1653.0 64.8,1645.6 70.7,171.7 1568.2,133.8 1566.3,371.0 1613.0,371.4 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[554.0,668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.947131,35.5286766]}},{"type":"Feature","properties":{"resourceCoords":[554.0,1653.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.947115,35.5268591]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p21 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3904.4"},{"label":"split_canvas_w","value":"3285.6"},{"label":"split_canvas_h","value":"3747.6"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"798.8,1771.6 676.4,1725.7 715.3,1606.0 718.4,1286.1 765.9,1143.2 683.5,976.1 80.6,977.0 -0.0,1218.2 -0.0,1913.0 154.0,1913.0 319.0,1913.0 651.0,1913.0 807.6,1913.0 798.8,1771.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[718.4,1286.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9537448,35.523961]}},{"type":"Feature","properties":{"resourceCoords":[718.4,1566.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9533138,35.5229718]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p21 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"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":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1547.1,1086.5 1554.8,173.8 1054.7,171.0 1054.9,415.2 129.1,413.2 116.3,354.2 127.8,976.9 683.5,976.1 820.3,1253.7 820.4,1329.4 1547.1,1086.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1550.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9537654,35.5259529]}},{"type":"Feature","properties":{"resourceCoords":[1550.0,1733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9537448,35.523961]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p22","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1053.1,168.7 1541.7,172.8 1547.4,1742.6 78.5,1749.3 72.3,174.6 1053.1,168.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1545.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9504374,35.5249625]}},{"type":"Feature","properties":{"resourceCoords":[71.0,1206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9537635,35.5249587]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p23 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"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":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"84.3,1727.5 564.5,1723.6 566.6,1913.0 1130.3,1913.0 1130.9,940.0 1613.0,938.9 1613.0,421.7 1532.0,422.8 1530.0,164.0 66.8,172.6 84.3,1727.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1049.0,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9482252,35.5249625]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.947115,35.5268591]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p23 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"4521.2"},{"label":"split_canvas_y","value":"3755.6"},{"label":"split_canvas_w","value":"1930.8"},{"label":"split_canvas_h","value":"3896.4"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1306.6,1854.5 1569.6,1859.4 1567.0,986.9 1130.9,992.0 1130.8,1105.0 1300.0,1601.2 1306.6,1854.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0023__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1567.0,1520.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526547,35.5229768]}},{"type":"Feature","properties":{"resourceCoords":[1567.0,986.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526553,35.5239716]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0024__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p24 [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":"5263.2"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0024__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"143.3,1136.9 356.0,1132.0 548.1,1314.4 1613.0,1315.8 1613.0,259.5 1526.8,258.9 1526.0,68.7 62.8,70.5 64.6,950.9 143.3,1136.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0024__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[552.0,605.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.951544,35.5229844]}},{"type":"Feature","properties":{"resourceCoords":[1528.0,605.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493303,35.5229869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0025__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p25 [3]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2315.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5336.4"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0025__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"116.0,1786.5 1606.6,1778.1 1605.2,1470.7 1096.8,1468.5 1105.7,1264.0 601.9,1272.7 175.2,780.9 175.4,802.8 -0.0,807.5 -0.0,1303.7 108.0,1302.4 116.0,1786.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0025__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[108.0,1302.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493595,35.5359356]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,1779.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9460438,35.5350236]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p26","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"25"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 0.0,0.0 1613.0,0.0 1613.0,251.3 1484.0,251.4 1484.1,933.1 1502.2,971.3 1549.4,1055.8 1554.8,1075.0 1556.9,1834.0 720.0,1831.0 719.8,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[806.0,1348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9637253,35.5313748]}},{"type":"Feature","properties":{"resourceCoords":[531.0,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9649651,35.5340863]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,15.8 1253.2,29.6 1253.0,685.1 1467.3,687.7 1519.4,755.1 1543.1,836.0 1555.8,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.96403993620358,35.529658554223126]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95675035457378,35.529698873319376]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.9566920110018,35.52261319253245]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.9639815926316,35.5225728734362]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1556.0 1435.9,1553.5 1431.5,1855.0 1302.0,1856.9 1301.9,1827.7 301.7,1812.3 302.2,1913.0 -0.0,1913.0 -0.0,-0.0 1613.0,-0.0 1613.0,1556.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.93779877344421,35.53809929620001]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.93771431656687,35.53215167118728]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.94632175879391,35.532069585830875]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.94640621567126,35.538017210843606]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p3 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"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":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1065.0,1845.8 1067.2,1612.7 1613.0,1623.5 1613.0,818.7 1199.2,819.0 1198.7,398.1 753.4,399.0 753.5,0.0 109.3,0.0 78.5,1837.3 1065.0,1845.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1069.0,1338.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526949,35.5387066]}},{"type":"Feature","properties":{"resourceCoords":[98.0,832.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.954944,35.5396206]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"195.8,1714.9 196.3,1503.8 -0.0,1503.3 0.0,0.0 580.5,0.0 580.7,239.6 1560.8,233.4 1560.0,1731.0 195.8,1714.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1073.0,1223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9571682,35.5359239]}},{"type":"Feature","properties":{"resourceCoords":[197.0,1223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9591592,35.5359209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.2,1716.3 60.2,220.1 1556.4,226.9 1549.5,1702.0 54.2,1716.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95620227101689,35.53816266203438]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95255872423114,35.538178449111356]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95253587668346,35.534637271662206]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95617942346921,35.53462148458523]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.1,1707.7 77.5,0.0 1613.0,0.0 1613.0,715.9 1437.2,717.0 1433.8,1214.5 1542.0,1214.0 1546.6,1699.4 85.1,1707.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1542.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9493595,35.5359356]}},{"type":"Feature","properties":{"resourceCoords":[571.0,1705.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9515747,35.53503]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p7","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1551.1,1206.0 1227.3,1202.0 1219.1,1695.8 139.8,1699.5 130.8,1611.8 -0.0,1365.9 -0.0,-0.0 667.0,0.0 667.0,213.0 1547.8,210.0 1551.1,1206.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1058.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9582797,35.5332011]}},{"type":"Feature","properties":{"resourceCoords":[667.0,213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9591598,35.5350111]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1296.6,222.2 1324.4,1687.7 -0.0,1702.3 -0.0,1211.3 324.2,1209.8 304.6,219.6 1296.6,222.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95785187344643,35.535430521646944]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95422292012898,35.535379872613746]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95429621844217,35.53185275642433]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.95792517175961,35.53190340545753]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"El Reno, Oklahoma | 1920 | sanborn07077_008 p9","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"14"}],"created":"2026-09-22T23:48:14Z","modified":"2026-09-22T23:48:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"316.3,1670.1 318.6,225.8 1302.0,204.0 1301.4,1660.4 316.3,1670.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024em:g4024em_g070771920:07077_1920-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[314.0,1189.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9549448,35.5331775]}},{"type":"Feature","properties":{"resourceCoords":[1302.0,204.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.9526817,35.5350273]}}]}}]}