{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn02891_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Atchison, Kansas | 1896 | 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":"31"},{"label":"placed","value":"20"},{"label":"unplaced","value":"11"},{"label":"fit sources","value":"georef-snap 10, georef 10"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 39.56339,-95.12150 +/-306m); p16__2 (tier 1, 39.56067,-95.12826 +/-100m); p16__3 (tier 1, 39.55822,-95.12795 +/-104m); p20__1 (tier 1, 39.57182,-95.11861 +/-100m); p20__2 (tier 1, 39.56956,-95.12580 +/-100m); p21__1 (tier 1, 39.57208,-95.11511 +/-100m); p21__3 (tier 1, 39.57162,-95.11619 +/-100m); p22__1 (tier 2, 39.56090,-95.11614 +/-100m); p22__2 (tier 2, 39.56090,-95.11614 +/-100m); p9__1 (tier 1, 39.55375,-95.12358 +/-255m); p9__2 (tier 1, 39.55359,-95.12136 +/-122m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.3,1807.5 -0.0,1802.2 0.0,-0.0 1126.3,0.0 1126.0,60.9 1553.0,62.6 1545.3,1807.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12892233833014,39.569669172722094]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12502905529979,39.5696482884827]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12506096068017,39.56606376096882]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12895424371052,39.56608464520821]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p11","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1482.7,1820.3 65.5,1820.8 66.3,87.3 478.5,87.5 478.5,0.0 1613.0,0.0 1613.0,1253.0 1482.0,1253.0 1482.7,1820.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[938.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1230728,39.5673155]}},{"type":"Feature","properties":{"resourceCoords":[1482.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1217418,39.5673045]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p12","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"18"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1504.9,1813.5 83.7,1804.8 86.7,82.7 1504.0,84.0 1504.9,1813.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[785.0,1808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1235541,39.5629958]}},{"type":"Feature","properties":{"resourceCoords":[1504.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1217551,39.5662344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1298.2 99.4,1297.7 97.8,165.1 1505.2,169.7 1510.5,1293.3 1613.0,1292.8 1613.0,1891.1 -0.0,1913.0 -0.0,1298.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12550628420122,39.56333336285204]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12152159567333,39.563295480777654]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.1215794637579,39.55962645950499]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12556415228579,39.55966434157938]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,1639.0 123.5,1639.0 128.1,89.1 1613.0,94.8 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12500579347935,39.56650030900294]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12503456850398,39.56348663783092]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12963844106979,39.563513131949705]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12960966604516,39.566526803121725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1519.7,103.0 1514.0,1838.8 207.3,1832.5 207.0,1913.0 96.7,1913.0 101.6,94.1 1519.7,103.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12503538465606,39.56367667110629]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12505362801848,39.56066711846465]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.129651021576,39.56068391641729]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12963277821358,39.56369346905893]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0016__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p16 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"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":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0016__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"700.1,-0.0 699.3,192.9 62.0,190.3 62.0,1913.0 903.6,1913.0 910.0,1208.8 1613.0,1211.3 1613.0,477.6 889.7,467.4 891.2,0.0 700.1,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0016__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[62.0,88.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1253,39.5608421]}},{"type":"Feature","properties":{"resourceCoords":[62.0,1826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1294717,39.5608679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p17","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 1613.0,0.0 1613.0,360.6 1472.0,360.7 1473.2,1913.0 -0.0,1913.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,929.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1378174,39.5620121]}},{"type":"Feature","properties":{"resourceCoords":[128.0,929.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.140167,39.562029]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p18","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,107.1 142.5,107.1 142.6,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[981.0,1257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.134441,39.5609008]}},{"type":"Feature","properties":{"resourceCoords":[555.0,1257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1354858,39.5609077]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p19","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1538.0,0.0 1537.1,1280.7 1452.5,1280.7 1453.0,1913.0 152.6,1913.0 152.2,32.5 -0.0,32.5 0.0,-0.0 1538.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[575.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1318352,39.5619609]}},{"type":"Feature","properties":{"resourceCoords":[1537.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1294597,39.5619448]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1072.5,1781.0 62.2,1785.8 44.4,68.0 139.2,67.3 138.0,0.0 1613.0,0.0 1613.0,994.7 1613.0,994.7 1613.0,1913.0 1554.4,1913.0 1556.0,1677.5 1071.5,1674.5 1072.5,1781.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11779360023024,39.56414675649053]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11388520045267,39.564094470609675]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11396507254688,39.56049573830361]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11787347232445,39.56054802418446]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p20 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"3290.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3161.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1332.1,95.9 823.0,100.8 824.0,340.5 831.3,1913.0 1613.0,1913.0 1613.0,-0.0 1332.3,-0.0 1332.1,95.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[822.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11754953180518,39.5728848307207]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11757792327548,39.571399059126335]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12220686010184,39.571452360162795]}},{"type":"Feature","properties":{"resourceCoords":[822.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12217846863155,39.57293813175716]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p20 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1098.4"},{"label":"split_canvas_w","value":"3325.2"},{"label":"split_canvas_h","value":"6553.6"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1818.1 830.9,1818.0 824.0,340.5 399.5,341.3 333.7,341.4 332.9,274.6 0.0,275.0 -0.0,1818.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0020__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[420.1,1251.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1251594,39.5706041]}},{"type":"Feature","properties":{"resourceCoords":[420.1,1818.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.125175,39.5695317]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p21 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"2220.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4232.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,-0.0 555.0,0.0 560.5,684.2 800.6,684.6 800.6,993.3 800.6,1751.5 1271.6,1746.0 1271.6,1648.4 1554.2,1648.9 1554.8,1913.0 1613.0,1913.0 1613.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[555.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.1135713703018,39.57321165255497]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11361497218121,39.57123653678571]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11821555036659,39.571297735733424]}},{"type":"Feature","properties":{"resourceCoords":[555.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11817194848717,39.57327285150268]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1136.0,106.0 1134.3,0.0 1613.0,0.0 1613.0,1913.0 159.4,1913.0 137.3,93.2 1136.0,106.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1136.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1152691,39.5607615]}},{"type":"Feature","properties":{"resourceCoords":[148.0,1268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1177587,39.5586091]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1452.2,1783.4 58.8,1792.5 58.1,1659.9 -0.0,1660.2 -0.0,-0.0 1613.0,-0.0 1613.0,90.2 1424.1,90.8 1452.2,1783.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11740433626215,39.56736202492204]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11746563453525,39.564333379622035]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12209244149773,39.56438981825402]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12203114322463,39.56741846355403]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1786.5 -0.0,90.4 190.6,92.9 192.1,2.6 362.9,-0.0 361.8,95.2 1403.1,96.9 1396.0,686.3 1516.0,689.3 1501.0,1800.0 -0.0,1786.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[930.0,1244.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.120461,39.5629579]}},{"type":"Feature","properties":{"resourceCoords":[1501.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.121802,39.5618942]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p6","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1263.8 1613.0,1913.0 1341.5,1913.0 1318.9,1710.3 699.5,1709.6 700.0,1815.0 118.8,1816.4 120.5,700.7 -0.0,699.2 -0.0,107.1 1613.0,115.5 1613.0,701.5 1549.7,701.6 1547.6,1265.2 1613.0,1263.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[700.0,1815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.121814,39.5608173]}},{"type":"Feature","properties":{"resourceCoords":[125.0,107.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.1176936,39.5618478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1877.3 66.5,1877.0 64.0,1237.1 -0.0,1238.7 -0.0,683.2 62.0,682.9 59.8,105.2 958.4,97.9 959.3,-0.0 1613.0,-0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1877.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11749480716232,39.55920099984349]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11755278556795,39.55614748471038]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12221703460567,39.55620087297689]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12215905620003,39.55925438811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Atchison, Kansas | 1896 | sanborn02891_004 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T09:07:21Z","modified":"2026-09-23T09:07:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"118.0,1913.0 121.2,25.3 -0.0,25.1 -0.0,-0.0 1613.0,-0.0 1613.0,1913.0 118.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204am:g4204am_g028911896:02891_1896-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11748766010028,39.556375264055994]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.11753856442427,39.55333634788564]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12218030880821,39.55338322419147]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-95.12212940448423,39.556422140361825]}}]}}]}