{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08891_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Salt Lake City, Utah | 1911 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"115"},{"label":"placed","value":"80"},{"label":"unplaced","value":"35"},{"label":"fit sources","value":"georef-snap 67, georef 12, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"11 sheet(s) cut into 26 panels"},{"label":"unplaced pages","value":"p0__1 (tier 4, 40.77539,-111.88881 +/-3881m); p0__2 (tier 4, 40.77539,-111.88881 +/-3881m); p10__1 (tier 1, 40.78446,-111.89831 +/-179m); p15__1 (tier 1, 40.77752,-111.87687 +/-100m); p1__1 (tier 1, 40.76569,-111.90206 +/-264m); p1__2 (tier 1, 40.76588,-111.89784 +/-100m); p23 (tier 2, 40.77858,-111.90726 +/-190m); p24 (tier 1, 40.77849,-111.90392 +/-259m); p32 (tier 2, 40.77607,-111.90949 +/-158m); p34 (tier 1, 40.77538,-111.90392 +/-252m); p35 (tier 1, 40.77553,-111.90178 +/-129m); p39__1 (tier 1, 40.77383,-111.89019 +/-100m); p49 (tier 1, 40.77257,-111.91346 +/-264m); p50 (tier 1, 40.77210,-111.91161 +/-131m); p51 (tier 2, 40.77367,-111.90678 +/-100m); p52 (tier 1, 40.77204,-111.90387 +/-252m); p68 (tier 1, 40.76879,-111.92148 +/-258m); p7 (tier 1, 40.78125,-111.90450 +/-244m); p71 (tier 1, 40.77050,-111.91336 +/-256m); p72 (tier 4, 40.77539,-111.88881 +/-3881m); p73 (tier 1, 40.76770,-111.90514 +/-128m); p74 (tier 1, 40.76824,-111.90334 +/-258m); p78__2 (tier 2, 40.76923,-111.89861 +/-1541m); p85 (tier 1, 40.76883,-111.87250 +/-263m); p95__1 (tier 2, 40.78074,-111.87815 +/-264m); p96__3 (tier 1, 40.80167,-111.91572 +/-100m); p97__1 (tier 2, 40.76919,-111.85127 +/-100m); p97__2 (tier 2, 40.76919,-111.85127 +/-100m); p97__3 (tier 2, 40.76919,-111.85127 +/-100m); p98__1 (tier 4, 40.77539,-111.88881 +/-3881m); p98__2 (tier 4, 40.77539,-111.88881 +/-3881m); p99__1 (tier 1, 40.76826,-111.88791 +/-100m); p99__2 (tier 1, 40.76942,-111.88848 +/-100m); p99__3 (tier 1, 40.76997,-111.88663 +/-192m); p99__4 (tier 1, 40.76961,-111.88755 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p10 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6588.0"},{"label":"split_canvas_h","value":"5084.8"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0010","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1266.4 1253.2,1150.7 1309.2,1242.0 1647.0,1234.4 1647.0,0.0 0.0,-0.0 -0.0,1266.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1253.0,1150.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.893905,40.7834022]}},{"type":"Feature","properties":{"resourceCoords":[642.0,1214.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8952764,40.783344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0011","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,103.1 1242.4,80.0 1336.0,243.3 1337.3,198.6 1601.2,217.2 1611.6,70.5 1639.0,71.3 1639.0,770.0 1639.0,772.0 1639.0,1242.8 1335.6,1235.0 1639.0,1753.6 1639.0,1889.8 -0.0,1855.0 -0.0,103.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89688371817907,40.78349585773859]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8929598434111,40.783564843573544]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89285226458915,40.780006777160835]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89677613935712,40.779937791325885]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0012","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"350.0,1724.3 349.1,1692.2 28.9,1177.7 333.9,1176.3 299.2,0.0 1486.6,0.0 1493.7,1434.8 1446.8,1387.1 1494.0,1498.4 1496.2,1949.0 1028.6,1949.0 925.2,1745.0 350.0,1724.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89366897392054,40.78343809337837]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88976292353219,40.783418982498674]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88979272565943,40.779877076535755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89369877604778,40.77989618741545]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p13","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0013","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,0.0 1639.0,0.0 1639.0,1949.0 -0.0,1949.0 -0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1106.0,1035.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8866558,40.7815348]}},{"type":"Feature","properties":{"resourceCoords":[55.0,1035.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.889957,40.7815384]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0014","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1413.2,0.0 1416.1,156.1 1639.0,153.4 1639.0,653.0 1426.0,655.9 1449.1,1891.8 1084.5,1899.3 1085.3,1949.0 -0.0,1949.0 -0.0,0.0 1413.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88396326898719,40.78090175716238]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88001727814179,40.78084677653394]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88010301331558,40.777268511442294]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88404900416097,40.777323492070735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0015__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p15 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6556.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0015__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0015","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"879.9,1882.0 898.6,46.4 -0.0,45.7 0.0,1490.0 0.0,1567.1 0.0,1633.0 0.0,1656.6 230.1,1723.5 246.1,1737.4 195.5,1735.5 264.5,1753.4 415.9,1792.5 419.8,1794.0 384.1,1794.7 543.6,1881.1 879.9,1882.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0015__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87913921009765,40.780860690224266]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87515453303847,40.780857773367394]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87515908149524,40.77724442405425]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87914375855442,40.777247340911124]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0016","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1901.8 -0.0,62.5 410.1,60.4 409.9,0.0 1605.5,0.0 1626.6,1886.6 -0.0,1901.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87695285379581,40.78088889067024]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87297593733092,40.780855020270295]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87302875431023,40.777248743908174]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87700567077512,40.77728261430812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0017","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.6,1891.2 38.9,0.0 1639.0,0.0 1639.0,1898.0 42.6,1891.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87315122371163,40.780856092528055]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86918325870478,40.78085007890273]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86919263624041,40.77725191246711]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87316060124726,40.77725792609243]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0018","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.0,11.4 1639.0,0.0 1639.0,1875.5 93.8,1886.8 81.0,11.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.869381368059,40.78087265840616]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86536597309248,40.78084567926843]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86540804354031,40.77720447560108]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86942343850683,40.77723145473881]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0019","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 0.0,0.0 1332.3,0.0 1329.6,200.1 1578.8,197.8 1586.5,1312.4 1505.2,1313.1 1314.3,1314.7 1308.5,1733.8 469.5,1730.2 471.2,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92086991594947,40.780619083199184]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91668659006004,40.78059842236595]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91671880805356,40.77680495098598]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92090213394299,40.77682561181921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0002","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1384.2,447.9 1402.5,559.1 1421.1,525.2 1433.1,1949.0 -0.0,1949.0 -0.0,0.0 1553.3,-0.0 1380.9,290.4 1379.7,447.9 1384.2,447.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89845622082804,40.7893407509979]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89853071951997,40.786269234236535]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90329773564932,40.78633645313565]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90322323695739,40.78940796989701]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0020","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1413.0,1940.2 -0.0,1949.0 -0.0,1404.8 273.6,1398.8 250.5,278.4 -0.0,284.2 -0.0,-0.0 1142.2,0.0 1141.5,260.2 1375.3,245.6 1413.0,1940.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91746507043034,40.780763093985506]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91330463122854,40.78069903133181]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91340452718524,40.776926247127115]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91756496638703,40.776990309780814]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0021","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1385.2,47.2 1387.2,86.0 1639.0,83.4 1639.0,1949.0 287.6,1949.0 219.9,53.0 1385.2,47.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0021/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91451069664512,40.7803445829837]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91057151669898,40.78024345766477]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91072920780307,40.776671351961035]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91466838774922,40.77677247727997]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0022","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1639.0,1949.0 -0.0,1949.0 -0.0,0.0 1639.0,0.0 1639.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91017779352576,40.77926459302036]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90801692600455,40.77932268371943]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9079263417068,40.77736317322364]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91008720922801,40.77730508252457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0025","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,86.0 1330.6,33.4 1329.3,0.0 1405.4,0.0 1452.3,1196.3 1372.6,1198.9 1400.4,1909.8 1477.9,1907.9 1479.2,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90302372386863,40.78036478400979]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8990300622277,40.7802595580562]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89919414759947,40.77663804510406]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9031878092404,40.77674327105765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0026","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1359.7,1949.0 168.2,1949.0 157.4,1228.2 238.2,1227.5 220.4,45.9 1390.0,35.2 1391.9,92.4 1370.5,92.7 1359.7,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90012807626502,40.78030545505825]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89618456078546,40.78027420425275]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89623329204774,40.7766981600707]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9001768075273,40.7767294108762]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0027","type":"ImageService3","width":1639,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,103.7 1290.5,78.8 1250.9,1657.3 62.7,1692.7 66.7,1937.2 1.6,1949.0 -0.0,103.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89682866681191,40.78029885268831]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89289967670642,40.780247032218774]}},{"type":"Feature","properties":{"resourceCoords":[1639.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89298048330154,40.77668415183298]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89690947340704,40.77673597230252]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0028","type":"ImageService3","width":1642,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,118.1 369.9,101.6 363.2,0.0 938.5,0.0 1050.5,204.8 1516.2,183.2 1527.8,465.6 1642.0,460.9 1642.0,1743.0 902.9,1744.1 868.0,1674.4 -0.0,1705.8 -0.0,118.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89372634344502,40.780328461212584]}},{"type":"Feature","properties":{"resourceCoords":[1642.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88981475330422,40.78020185924588]}},{"type":"Feature","properties":{"resourceCoords":[1642.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89001181012026,40.77666123608127]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89392340026106,40.77678783804797]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p29","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0029","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1403.2,1880.5 243.6,1894.4 221.4,0.0 1092.1,0.0 1090.9,126.7 1384.6,129.4 1403.2,1880.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0029/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92024473311784,40.77725010882244]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9162208521749,40.777216881917575]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91627275796472,40.773561133621385]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92029663890766,40.77359436052625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0003","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1016.4,1729.1 1014.8,1949.0 -0.0,1949.0 0.0,-0.0 107.0,0.0 106.5,45.0 1546.2,50.5 1546.3,14.5 1647.0,10.0 1635.8,1935.2 1560.5,1933.7 1560.2,1885.1 1281.3,1880.7 1253.0,1728.5 1016.4,1729.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90354493433111,40.78681961852116]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89956036479109,40.78680055199927]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89958995487196,40.78320518510857]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90357452441198,40.78322425163046]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0030","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.9,1889.8 204.1,132.9 1382.4,114.2 1391.9,694.8 1343.4,774.9 1364.0,1870.2 231.9,1889.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0030/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91733361514902,40.77720488194712]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9133564181511,40.77715630583525]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91343230127183,40.77354294153524]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91740949826975,40.77359151764711]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p31","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0031","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"259.6,1949.0 216.5,808.6 263.0,728.4 246.2,260.1 1567.2,257.6 1566.8,0.0 1636.0,0.0 1636.0,1949.0 259.6,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0031/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91455973377695,40.77725865752795]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91053768268984,40.77714979281333]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9107077452389,40.77349567019783]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91472979632601,40.77360453491245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p33","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0033","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1636.0,1949.0 -0.0,1949.0 0.0,-0.0 1636.0,0.0 1636.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0033/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90881030374679,40.77723032749989]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90476576362637,40.777217187195625]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90478629077803,40.773542647376296]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90883083089845,40.773555787680564]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0036","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1347.3,1842.6 225.8,1847.5 225.1,1949.0 -0.0,1949.0 -0.0,275.6 236.4,285.0 236.8,243.1 1356.4,260.2 1347.3,1842.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0036/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9001521582624,40.77716593599483]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89623977194395,40.77718060564466]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89621685572871,40.773626128995936]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90012924204716,40.77361145934611]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0037","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.8,267.1 203.7,239.4 204.4,0.0 1235.3,0.0 1357.5,656.7 954.7,673.6 979.9,820.5 1010.5,837.8 1038.5,1250.0 1259.0,1296.0 1283.0,1851.7 1298.9,1893.3 1636.0,1895.7 1636.0,1949.0 232.3,1905.6 203.6,1949.0 135.3,1949.0 135.4,1907.6 -0.0,1910.2 -0.0,1813.1 135.6,1812.1 139.8,267.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0037/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89724916686728,40.77720176270879]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89324229812716,40.77720768420986]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89323304788836,40.773567351630284]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89723991662848,40.77356143012921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p38","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0038","type":"ImageService3","width":1636,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"338.4,1892.1 312.1,1315.7 88.1,1260.8 67.9,882.6 -0.0,802.0 -0.0,681.4 401.4,666.9 271.6,0.0 1249.2,0.0 1372.4,271.1 1636.0,280.6 1636.0,422.2 1555.7,705.6 1547.8,1917.6 338.4,1892.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0038/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89489714187773,40.77723434222987]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89087735329205,40.7772152467614]}},{"type":"Feature","properties":{"resourceCoords":[1636.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89090718317472,40.77356317700151]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8949269717604,40.77358227246998]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0039__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p39 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6576.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0039__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0039","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.2,1842.4 1534.5,1264.8 1644.0,1257.5 1644.0,0.0 -0.0,-0.0 103.2,211.2 414.4,208.4 312.2,616.7 353.5,1738.9 395.5,1755.5 355.8,1802.2 359.2,1894.2 1561.2,1842.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0039__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[332.0,1298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8911145,40.7747107]}},{"type":"Feature","properties":{"resourceCoords":[936.0,1298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8896628,40.7746538]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0004","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"694.6,174.2 693.3,0.0 1647.0,0.0 1647.0,701.8 1522.7,699.1 1501.8,1658.8 282.2,1775.8 257.2,0.0 400.9,0.0 694.6,174.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90017496656795,40.78679432461335]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89624068900346,40.786715894499956]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89636240722612,40.78316589152515]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9002966847906,40.78324432163855]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p40","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0040","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1033.9,1949.0 69.3,1938.3 -0.0,-0.0 1644.0,0.0 1644.0,1595.7 1404.5,1604.7 1407.1,1676.1 1033.9,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0040/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88820831756352,40.77708095358098]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88434683207544,40.77696297415257]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88453023609455,40.773471796908865]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88839172158264,40.773589776337275]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p41","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0041","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1498.7,93.3 1509.0,1893.6 634.6,1896.4 634.2,1832.4 244.2,1828.7 295.6,277.5 -0.0,267.7 -0.0,-0.0 418.4,0.0 417.4,81.0 1498.7,93.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0041/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88505658045666,40.77747818857404]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88108325953351,40.77745721139674]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88111586955878,40.7738649361181]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88508919048193,40.7738859132954]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p42","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0042","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"361.5,59.0 360.4,0.0 943.5,0.0 943.6,60.4 1590.2,62.8 1592.9,1895.3 -0.0,1900.5 -0.0,60.0 361.5,59.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0042/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88143578896867,40.77748987090626]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8774417493359,40.77748628010751]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87744733140593,40.77387527413508]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8814413710387,40.77387886493383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p43","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0043","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1644.0,1895.1 37.4,1909.6 16.9,76.3 1536.3,62.4 1527.7,673.4 1644.0,672.2 1644.0,1895.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0043/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8776115088035,40.777511646952206]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87361970951723,40.77747842877716]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87367134878032,40.77386944872752]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87766314806659,40.773902666902565]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p44","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0044","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1615.5,1880.7 133.7,1912.8 116.4,689.0 -0.0,691.8 -0.0,80.2 1569.7,50.2 1615.5,1880.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0044/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87387809797472,40.7775133147545]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86989088132354,40.777437262522355]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87000910818496,40.77383242503364]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87399632483614,40.773908477265785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p45","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0045","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1434.0,1891.5 205.6,1895.3 198.2,59.2 1428.2,59.3 1434.0,1891.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0045/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87055325199572,40.77745862840785]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86657554704054,40.77744653229564]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8665943511242,40.77385031231095]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87057205607938,40.773862408423156]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p46","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0046","type":"ImageService3","width":1644,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"177.3,47.4 1644.0,0.0 1644.0,1861.5 1441.3,1895.2 186.0,1900.2 177.3,47.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[803.0,1281.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8656072,40.7750815]}},{"type":"Feature","properties":{"resourceCoords":[803.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8655989,40.7762164]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p47","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0047","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"412.3,90.6 1638.0,96.0 1638.0,1949.0 1563.9,1949.0 1558.7,1949.0 934.9,1949.0 933.1,1676.9 -0.0,1663.7 -0.0,1310.2 406.7,1308.5 412.3,90.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0047/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9207107,40.7738561]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9166843,40.7738732]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9166575,40.770244899999994]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9206839,40.7702278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p48","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0048","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.2,1932.9 285.7,1933.2 291.6,58.0 1366.4,66.1 1365.4,125.7 1638.0,137.8 1638.0,1728.9 1349.8,1721.0 1347.6,1949.0 210.1,1947.2 210.2,1932.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0048/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91738768041988,40.77379641123858]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91343675732476,40.7738229819922]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91339530278799,40.77023767568321]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91734622588311,40.770211104929594]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0005","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"512.2,1949.0 426.2,1949.0 423.9,1803.8 17.1,1802.5 0.0,0.0 1647.0,-0.0 1647.0,1807.7 508.8,1790.2 512.2,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90527473086058,40.783157513142626]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90535500447957,40.78010950496145]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91008508127834,40.780181941428275]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91000480765935,40.78322994960945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p53","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0053","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1430.6,0.0 1431.0,38.0 1353.7,69.8 1362.8,606.2 16.7,572.2 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0053/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90303871202076,40.77167202990672]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8990976847781,40.77163741504396]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89915168873762,40.76806104596511]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90309271598028,40.76809566082787]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p54","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0054","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1638.0,1278.9 1393.8,1278.3 1356.4,1315.2 1353.2,1949.0 132.3,1949.0 135.0,1235.7 212.4,1205.8 226.3,0.0 1196.9,0.0 1196.2,98.2 1404.3,135.3 1394.2,1208.2 1638.0,1214.0 1638.0,1278.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0054/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90013825564772,40.77379468679779]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89617257241198,40.773822839132585]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89612865029457,40.77022414401394]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9000943335303,40.770195991679145]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p55","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0055","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"253.2,1205.9 495.2,1203.2 494.4,1138.5 252.8,1136.1 248.0,26.7 1638.0,62.6 1638.0,442.7 1355.9,441.3 1390.0,1622.8 219.7,1640.3 216.7,1243.2 253.2,1205.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0055/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89734096731384,40.773696488789405]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89333929071401,40.77368335801415]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89335987443906,40.77006922387629]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89736155103888,40.77008235465155]}},{"type":"Feature","properties":{"resourceCoords":[1392.0,1167.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8939526,40.7715213]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0056","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1854.1 200.4,1851.3 159.7,0.0 1362.7,0.0 1385.7,679.9 1638.0,676.7 1638.0,732.7 1137.0,738.1 1152.7,1910.9 1638.0,1908.7 1638.0,1949.0 -0.0,1931.5 -0.0,1854.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0056/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89442271740218,40.772870044391276]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89042697229306,40.77284165946538]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8904712565907,40.769215627204986]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89446700169982,40.76924401213088]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p57","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0057","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1337.5,1288.4 1336.5,1237.5 204.5,1241.0 186.7,554.1 -0.0,552.7 -0.0,128.1 1374.4,141.0 1385.1,1285.8 1337.5,1288.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0057/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89154725772268,40.77386779127616]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8875906703637,40.77386297028715]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8875981918781,40.770272531774815]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89155477923707,40.77027735276383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p58","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0058","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.9,272.7 357.1,241.3 444.3,0.0 1172.3,0.0 1152.1,67.5 1396.2,68.7 1396.2,0.0 1638.0,0.0 1638.0,1901.9 1638.0,1949.0 1574.9,1949.0 1576.0,1902.2 119.5,1910.7 119.6,1949.0 61.4,1949.0 65.7,1406.7 112.7,1404.0 100.9,272.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0058/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88847286729991,40.77411281754354]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88446940777759,40.77410456573287]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88448228190711,40.77047158825299]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88848574142943,40.77047984006366]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p59","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0059/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0059","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"618.0,1838.2 233.6,1834.0 252.4,0.0 626.1,0.0 625.6,63.2 1488.7,72.9 1480.6,1897.4 617.3,1890.8 618.0,1838.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0059/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88508751802281,40.774083927963794]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88107673324954,40.77410699954059]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88104073748187,40.77046742115199]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88505152225514,40.77044434957519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0006","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1619.0,1949.0 -0.0,1949.0 -0.0,0.0 397.8,-0.0 400.5,142.0 484.6,141.7 481.0,-0.0 1647.0,-0.0 1619.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90964995171873,40.7831928380582]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90974532000683,40.78007577261432]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91458258640291,40.78016182964995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91448721811481,40.78327889509383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p60","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0060","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,53.8 1578.3,55.5 1575.6,1879.3 -0.0,1876.0 -0.0,53.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0060/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88144148999265,40.77406944607708]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87742534995529,40.77407897536732]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87741048267368,40.77043451091902]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88142662271105,40.77042498162878]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p61","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0061","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"10.7,66.2 1638.0,72.1 1638.0,679.9 1483.1,679.9 1474.2,1891.1 10.4,1888.0 10.7,66.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0061/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87759785493286,40.77409875930541]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87357727141271,40.77410424433028]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87356871384313,40.77045575455248]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87758929736327,40.77045026952761]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p62","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0062","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"376.7,1887.7 -0.0,1889.0 -0.0,665.8 156.4,664.7 152.0,51.0 1593.2,48.0 1602.1,1880.5 991.8,1883.8 991.8,1949.0 376.9,1940.2 376.7,1887.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0062/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87394565729115,40.77406532683894]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8699643277619,40.77404860832381]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86999041135454,40.77043572196017]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87397174088377,40.770452440475296]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p63","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0063","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"19.1,55.4 1638.0,68.7 1638.0,1889.5 -0.0,1879.0 19.1,55.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0063/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87012158867026,40.77406293155388]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86611770879732,40.77408259919136]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86608702379374,40.77044928513756]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87009090366668,40.77042961750008]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p64","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0064","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"143.9,1878.2 116.3,56.6 1549.1,0.0 1574.7,47.8 1589.5,1865.2 143.9,1878.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0064/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86639948740694,40.774061939069064]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86239834223203,40.77403533031471]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86243985618934,40.770404461127285]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86644100136425,40.77043106988164]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p65","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0065","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1488.5,1899.4 9.7,1886.6 24.9,62.2 -0.0,61.9 -0.0,-0.0 1638.0,0.0 1638.0,676.5 1492.8,675.7 1488.5,1899.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0065/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86261580725167,40.77406242387005]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85862977806484,40.774086165812164]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85859273655247,40.77046903771306]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8625787657393,40.77044529577095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p66","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0066","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1594.1,1885.1 -0.0,1876.5 -0.0,649.6 145.6,649.9 143.3,0.0 1638.0,0.0 1638.0,63.0 1601.5,63.4 1594.1,1885.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0066/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85897701967674,40.77403243327408]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85500120570656,40.77404534662045]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85498105869033,40.770437483914755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85895687266051,40.77042457056839]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p67","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0067","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"18.9,73.2 55.3,72.4 54.9,9.7 1638.0,0.0 1638.0,1168.4 1186.1,1168.7 1142.4,1883.9 23.6,1890.2 18.9,73.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0067/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85513480149508,40.77406353121924]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85114863847743,40.774056467382906]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85115965921113,40.77043919628367]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85514582222879,40.77044626012]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p69","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0069","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"978.0,0.0 983.4,264.2 1593.5,255.7 1581.7,798.0 1603.8,1129.1 1628.5,1158.0 1609.8,1858.6 1374.9,1860.3 1374.3,1911.8 1638.0,1914.4 1638.0,1949.0 -0.0,1949.0 -0.0,-0.0 978.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0069/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92085157994995,40.77075997981605]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91673527645779,40.7707334574819]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91677665370226,40.76699791699437]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92089295719443,40.767024439328516]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0070","type":"ImageService3","width":1638,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.0,1891.8 254.1,1169.7 228.2,1140.2 202.0,799.3 214.2,254.5 1338.8,230.7 1334.8,0.0 1638.0,0.0 1638.0,1949.0 -0.0,1949.0 -0.0,1896.0 242.0,1891.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0070/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91735024390687,40.77069846499421]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91335590261417,40.77064196144539]}},{"type":"Feature","properties":{"resourceCoords":[1638.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91344405267459,40.767017077018004]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91743839396729,40.76707358056682]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0075/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p75","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0075/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0075","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1350.3,0.0 1358.0,181.6 1433.2,178.1 1449.8,688.0 1375.4,694.5 1418.5,1922.2 1495.2,1914.3 1492.4,1823.7 1612.0,1820.7 1612.0,1949.0 -0.0,1949.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0075/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90301438850389,40.770621737559914]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89914888787925,40.77051321458395]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89932092375453,40.76694868663445]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90318642437917,40.767057209610414]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p76","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0076","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"173.4,1949.0 168.2,729.1 242.2,725.0 241.2,218.3 1389.6,200.7 1400.5,1860.1 1160.4,1861.2 1161.6,1930.3 365.7,1949.0 368.6,1854.1 249.8,1853.4 249.8,1943.5 173.4,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0076/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90017321510557,40.77060461694566]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89627789223866,40.77058658260951]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89630648123006,40.76699456555462]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90020180409697,40.76701259989077]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p77","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0077","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"237.4,1883.2 255.3,0.0 1425.8,0.0 1412.9,676.1 1338.8,675.0 1212.8,674.9 1211.3,752.5 1320.4,753.6 1412.1,753.9 1410.5,1076.5 1450.0,1299.4 1407.2,1949.0 -0.0,1949.0 -0.0,1880.3 237.4,1883.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0077/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89744522525145,40.77064801375629]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89350725292674,40.77067978151694]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89345665076556,40.7670658177073]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89739462309026,40.76703404994665]}},{"type":"Feature","properties":{"resourceCoords":[1412.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.893976,40.76935]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0078__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p78 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3426.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0078__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0078","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1618.0 -0.0,1949.0 853.9,1949.0 856.0,427.8 113.5,422.9 112.0,745.5 151.4,913.6 108.7,1618.0 -0.0,1618.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0078__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":[-111.89426451168535,40.77005984141756]}},{"type":"Feature","properties":{"resourceCoords":[856.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89217093706856,40.77007673035731]}},{"type":"Feature","properties":{"resourceCoords":[856.6,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89212033490737,40.76646276654767]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89421390952417,40.76644587760792]}},{"type":"Feature","properties":{"resourceCoords":[114.0,384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.893976,40.76935]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p79","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0079","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1948.6 -0.0,1949.0 -0.0,751.6 251.1,753.0 324.1,753.0 507.9,752.8 508.7,695.7 1389.2,698.5 1384.7,1890.4 1612.0,1895.5 1612.0,1948.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0079/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1414.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8882636,40.7715378]}},{"type":"Feature","properties":{"resourceCoords":[231.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8911103,40.771529]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0008","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"82.4,1902.0 80.9,1949.0 -0.0,1949.0 -0.0,281.9 858.7,283.9 860.8,66.1 1095.2,66.0 1122.9,216.8 1399.2,221.8 1399.4,270.0 1474.0,271.6 1487.5,1859.1 1411.5,1856.8 1411.8,1890.2 82.4,1902.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90321369025285,40.78374749178679]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89919163490808,40.78373532329337]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89921051884836,40.780105974433695]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90323257419314,40.780118142927115]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p80","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0080","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"341.0,763.3 339.4,711.2 114.8,713.2 99.2,138.9 152.5,137.6 151.5,99.2 1612.0,55.3 1612.0,709.5 1321.6,715.9 1357.5,1887.0 1612.0,1879.7 1612.0,1949.0 -0.0,1949.0 -0.0,779.9 341.0,763.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0080/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88855581612506,40.77074244164574]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88462982670453,40.77066202528784]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88475730649441,40.76704171504461]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88868329591494,40.76712213140251]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0081/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p81","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0081/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0081","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"223.3,704.7 510.3,701.9 517.6,102.2 580.1,101.4 579.0,0.0 960.6,0.0 961.0,48.0 1564.7,39.1 1579.4,686.5 1413.9,688.7 1430.7,1842.1 1612.0,1839.9 1612.0,1949.0 -0.0,1949.0 -0.0,1920.1 495.3,1926.2 496.1,1857.7 244.7,1861.8 223.3,704.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0081/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88590938458175,40.77067828287876]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88193393237492,40.77063398811896]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88200415085839,40.76696808447679]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88597960306522,40.76701237923659]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0082/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p82","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0082","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"181.4,709.8 347.4,707.8 333.5,58.5 1545.8,41.8 1552.9,691.2 1318.2,694.4 1335.2,1854.1 1199.2,1855.6 1198.8,1930.5 378.4,1949.0 378.5,1864.6 196.7,1866.6 181.4,709.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0082/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88287018410547,40.77067974012506]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87890621679196,40.770639653664595]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87896976436,40.76698435856647]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8829337316735,40.767024445026934]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0083/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p83","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0083/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0083","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1290.1,1850.0 1221.4,1851.4 1221.5,1922.8 1612.0,1922.2 1612.0,1949.0 -0.0,1949.0 -0.0,1874.5 135.4,1872.3 112.9,717.7 346.6,713.4 336.4,66.8 1558.1,43.2 1579.8,684.9 1281.5,692.9 1290.1,1850.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0083/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87989816642474,40.7707001311757]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87591750544951,40.77064529856736]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8760044292588,40.76697459807911]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87998509023403,40.76702943068745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0084/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p84","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0084/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0084","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"361.9,706.2 341.1,61.7 1559.8,43.5 1561.2,105.8 1612.0,103.5 1612.0,1949.0 -0.0,1949.0 -0.0,1877.2 69.0,1876.0 62.3,713.8 361.9,706.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0084/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87688870208918,40.77069192837049]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87292535820316,40.77064216980977]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87300423769052,40.766987407901176]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87696758157654,40.7670371664619]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0086/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p86","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0086/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0086","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,122.5 66.8,121.8 66.2,56.7 1288.1,41.8 1298.4,682.4 1423.9,680.7 1443.3,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0086/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.8717192297481,40.77067015874918]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86779954028451,40.7706253455332]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86787058091629,40.767010876056375]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87179027037988,40.76705568927236]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p87","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0087","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"255.4,1949.0 234.8,688.9 110.4,690.7 99.5,55.2 1316.7,33.7 1327.0,672.9 1436.8,672.2 1454.9,1837.1 1193.2,1841.2 1196.5,1949.0 255.4,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0087/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86883036171797,40.77066316856358]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86487888912279,40.77061494737945]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86495533202829,40.76697115802456]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86890680462346,40.76701937920869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0088/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p88","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0088/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0088","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"278.9,679.6 169.2,676.9 178.4,38.1 1420.5,55.9 1410.0,697.6 1449.2,698.2 1431.2,1860.5 1219.2,1857.5 1218.0,1948.7 -0.0,1949.0 -0.0,1839.3 261.4,1843.6 278.9,679.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0088/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86604297134812,40.77062727523494]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86208859158587,40.77067098380223]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86201930282672,40.76702448760194]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86597368258897,40.76698077903465]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0089/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p89","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0089/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0089","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"212.8,1857.8 216.1,691.3 176.8,691.2 179.2,47.1 1404.0,50.8 1391.9,1866.5 1154.0,1875.2 1153.8,1949.0 -0.0,1949.0 -0.0,1857.0 212.8,1857.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0089/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86299462712915,40.77064852323694]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85905359278502,40.77065408807913]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85904477113257,40.76701990558494]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86298580547671,40.767014340742755]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p9","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0009","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1354.4,1873.2 205.2,1791.4 325.0,0.0 1523.6,0.0 1499.0,208.3 1432.5,206.4 1354.4,1873.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90040423815645,40.78350439567861]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89639031934232,40.78371723683415]}},{"type":"Feature","properties":{"resourceCoords":[1647.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.89605849403128,40.78011185586505]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.90007241284542,40.779899014709514]}},{"type":"Feature","properties":{"resourceCoords":[1839.0,1323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8956968,40.7812947]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0090/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p90","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0090/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0090","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1858.6 237.4,1855.5 243.4,42.7 1460.8,39.8 1445.2,1851.4 1357.5,1851.7 1357.7,1926.7 -0.0,1949.0 -0.0,1858.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0090/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86015779363319,40.77063916591008]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85621026897036,40.7706345447395]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85621759465512,40.76699437002347]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.86016511931795,40.76699899119405]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0091/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p91","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0091/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0091","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"822.0,1408.0 99.7,1362.2 100.8,909.0 -0.0,908.7 -0.0,0.0 1612.0,-0.0 1612.0,1407.6 1478.0,1408.0 1482.0,1941.5 823.6,1949.0 822.0,1408.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0091/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[822.0,1408.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8523653,40.7705622]}},{"type":"Feature","properties":{"resourceCoords":[1478.0,1408.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.8523646,40.7693568]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0092/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p92","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0092/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0092","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1949.0 221.2,1949.0 228.8,1414.8 362.1,1417.3 393.1,7.8 1612.0,-0.0 1612.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0092/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.84895053136727,40.76983811675799]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.84886304476514,40.76686039099702]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85358342571811,40.76677971528602]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85367091232024,40.76975744104699]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0093/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p93","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0093/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0093","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.8,1873.8 201.8,1873.8 223.5,57.5 1412.0,60.7 1444.0,1949.0 113.7,1949.0 113.8,1873.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0093/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85712689134708,40.77066690023756]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85318975967058,40.77067249649097]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85318088823317,40.76704190887349]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.85711801990966,40.76703631262008]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0094/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p94","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0094/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0094","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1309.1,0.0 1309.8,397.1 1563.8,396.7 1577.5,1891.3 1366.3,1895.0 1367.0,1949.0 -0.0,1949.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0094/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92708596449677,40.77829801294583]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91945611306832,40.7782502067943]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91953190480697,40.77121508535588]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.92716175623542,40.77126289150741]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0095__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p95 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"3186.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3261.6"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0095__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0095","type":"ImageService3","width":1612,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1458.8,1877.2 1612.0,1876.2 1612.0,1296.5 1497.1,1297.0 1493.0,-0.0 870.0,0.0 796.6,0.0 797.3,1949.0 942.0,1949.0 1457.9,1949.0 1458.8,1877.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0095__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[796.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87594875797275,40.78207158361924]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.87596108588266,40.78054604850427]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88073940208679,40.78056850180203]}},{"type":"Feature","properties":{"resourceCoords":[796.6,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.88072707417687,40.782094036917]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p96 [1]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1332.0"},{"label":"split_canvas_h","value":"5165.6"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096","type":"ImageService3","width":1616,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"157.9,-0.0 -0.0,-0.0 0.0,1291.0 331.4,1291.4 333.0,0.0 157.9,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__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":[-111.9187390476466,40.803254937383]}},{"type":"Feature","properties":{"resourceCoords":[333.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.9179303826779,40.80318746995905]}},{"type":"Feature","properties":{"resourceCoords":[333.0,1291.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91827497992138,40.8008078095974]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1291.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-111.91908364489008,40.800875277021355]}},{"type":"Feature","properties":{"resourceCoords":[292.0,984.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.9182926,40.801382]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Salt Lake City, Utah | 1911 | sanborn08891_005 p96 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"1325.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5138.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T12:48:11Z","modified":"2026-09-21T12:48:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096","type":"ImageService3","width":1616,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"332.5,394.7 331.4,1291.4 562.9,1291.7 560.5,1949.0 1616.0,1949.0 1616.0,0.0 404.6,0.0 389.1,396.9 332.5,394.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd434m:g4344m:g4344sm:g08891191101:08891_01_1911-0096__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[361.4,101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.9182926,40.801382]}},{"type":"Feature","properties":{"resourceCoords":[1576.0,101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-111.9151986,40.801217]}}]}}]}