{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00308_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Monticello, Arkansas | 1920 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"26"},{"label":"placed","value":"14"},{"label":"unplaced","value":"12"},{"label":"fit sources","value":"georef 13, georef-snap 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 21 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 33.62321,-91.79121 +/-113m); p10__2 (tier 1, 33.62894,-91.78956 +/-100m); p10__3 (tier 1, 33.62761,-91.78474 +/-100m); p11__1 (tier 1, 33.63164,-91.78424 +/-100m); p11__2 (tier 1, 33.63168,-91.78405 +/-193m); p11__3 (tier 1, 33.62730,-91.78004 +/-112m); p12__1 (tier 1, 33.60351,-91.79044 +/-172m); p12__2 (tier 3, 33.60320,-91.78694 +/-573m); p12__3 (tier 3, 33.60320,-91.78694 +/-573m); p12__4 (tier 3, 33.60320,-91.78694 +/-573m); p12__5 (tier 1, 33.60468,-91.78681 +/-100m); p2__2 (tier 1, 33.63051,-91.79041 +/-110m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p10 [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":"8600.0"},{"label":"split_canvas_h","value":"3624.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 62.4,862.7 -0.0,906.0 866.9,896.8 865.5,803.4 1140.6,793.1 1138.4,681.1 2093.5,672.1 2094.2,29.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__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":[-91.7873371941211,33.62790454952048]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78375958340658,33.62768624932705]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,906.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78387001064574,33.626430362618315]}},{"type":"Feature","properties":{"resourceCoords":[0.0,906.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78744762136026,33.626648662811746]}},{"type":"Feature","properties":{"resourceCoords":[2093.0,620.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.78393,33.6268326]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p10 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3587.2"},{"label":"split_canvas_w","value":"4305.6"},{"label":"split_canvas_h","value":"6612.8"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1076.3,2488.8 1076.1,2416.4 1072.6,1305.1 1072.2,1175.3 871.0,1177.0 866.9,896.8 214.7,903.7 121.3,1342.2 94.6,2479.6 1076.3,2488.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0010__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[417.1,2491.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7892937,33.6308743]}},{"type":"Feature","properties":{"resourceCoords":[835.3,2491.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7885837,33.6308422]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0011__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p11 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4365.6"},{"label":"split_canvas_y","value":"5671.2"},{"label":"split_canvas_w","value":"4234.4"},{"label":"split_canvas_h","value":"4528.8"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0011__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0011","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2150.0,2550.0 2150.0,1422.7 1101.1,1417.8 1092.1,2419.8 1091.4,2550.0 2150.0,2550.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0011__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1091.4,1417.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78089843567996,33.627690762379906]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,1417.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.77913171257383,33.627669806441865]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.7791586262741,33.62609520703788]}},{"type":"Feature","properties":{"resourceCoords":[1091.4,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78092534938023,33.62611616297592]}},{"type":"Feature","properties":{"resourceCoords":[1268.3,2177.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7806212,33.6266311]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p2 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"8600.0"},{"label":"split_canvas_h","value":"10200.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0002","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"126.2,2404.9 2065.1,2402.0 2060.2,1290.2 2150.0,799.0 2150.0,0.0 2052.3,0.0 2054.5,297.2 1181.6,301.8 1183.1,793.6 237.7,795.2 201.9,795.2 200.9,1512.1 128.1,1513.0 126.2,2404.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1559.0,296.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7903862,33.6339531]}},{"type":"Feature","properties":{"resourceCoords":[1559.0,2449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7906799,33.6309784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p3","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"19"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0003","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,722.6 121.8,723.0 114.5,0.0 2086.5,0.0 2090.0,1963.2 1572.2,1957.2 1576.3,2550.0 506.4,2550.0 504.6,2361.6 -0.0,2381.8 -0.0,722.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1565.0,1496.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7908816,33.6290102]}},{"type":"Feature","properties":{"resourceCoords":[1123.0,51.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7914126,33.6310222]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0004","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1589.5,2414.2 90.7,2431.0 95.8,493.8 1107.9,481.1 1097.5,0.0 2150.0,0.0 2150.0,40.2 1961.7,37.6 1926.5,2550.0 1587.3,2550.0 1589.5,2414.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[669.0,1935.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7890781,33.6288813]}},{"type":"Feature","properties":{"resourceCoords":[89.0,1935.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.790032,33.6289418]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p5","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0005","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2496.6 0.0,-0.0 2150.0,0.0 2150.0,706.6 1781.4,707.4 1749.9,1589.5 1777.9,1864.1 1935.2,1862.1 1944.8,2452.2 -0.0,2496.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78671446130318,33.63134535463079]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78314178811748,33.631076737627026]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78352423187553,33.6275468355734]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78709690506123,33.62781545257716]}},{"type":"Feature","properties":{"resourceCoords":[1780.0,918.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7838943,33.6298522]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0006","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2150.0,2550.0 382.8,2550.0 365.6,1181.2 203.7,1182.8 175.8,902.0 211.2,0.0 2150.0,0.0 2150.0,2550.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78420149737869,33.63016858423366]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78072962966054,33.629913938921746]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78108981205295,33.626461072182124]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.7845616797711,33.62671571749404]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p7 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6554.0"},{"label":"split_canvas_w","value":"3709.2"},{"label":"split_canvas_h","value":"3646.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"927.3,2550.0 927.3,2298.6 927.1,1638.6 0.0,1638.5 -0.0,2550.0 927.3,2550.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[435.1,2391.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7915883,33.6234808]}},{"type":"Feature","properties":{"resourceCoords":[435.1,2489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7915921,33.6233264]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p7 [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":"8600.0"},{"label":"split_canvas_h","value":"10200.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2150.0,2230.5 2150.0,2118.3 1829.5,2101.9 1844.0,1476.6 2034.0,1208.7 2078.7,217.5 1073.1,177.2 1078.5,0.0 -0.0,-0.0 0.0,1638.5 927.1,1638.6 927.3,2298.6 927.3,2550.0 1373.2,2550.0 1367.1,2246.2 2150.0,2230.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[156.0,252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7943477,33.6276395]}},{"type":"Feature","properties":{"resourceCoords":[1038.0,1332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7928901,33.6260241]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p8 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"8600.0"},{"label":"split_canvas_h","value":"10200.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2150.0,755.2 1910.9,757.5 1881.6,231.1 2150.0,216.2 2150.0,0.0 673.3,40.0 672.5,0.0 166.0,0.0 188.5,1567.5 -0.0,1896.0 18.6,2550.0 1598.5,2550.0 1598.6,1749.5 2150.0,1747.1 2150.0,755.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1255.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7892331,33.6271832]}},{"type":"Feature","properties":{"resourceCoords":[1255.0,1798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.789392,33.6257477]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p8 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"6394.0"},{"label":"split_canvas_y","value":"6988.4"},{"label":"split_canvas_w","value":"2206.0"},{"label":"split_canvas_h","value":"3211.6"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1837.9,2286.6 1823.2,2550.0 2088.2,2550.0 2059.8,1747.5 1598.6,1749.5 1598.5,2275.7 1837.9,2286.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1598.5,1747.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78810701049939,33.627842529764365]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,1747.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78718662842377,33.62781462347103]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.7872353600583,33.626699270666286]}},{"type":"Feature","properties":{"resourceCoords":[1598.5,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.78815574213392,33.62672717695962]}},{"type":"Feature","properties":{"resourceCoords":[2080.1,2295.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7873366,33.627057]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p9 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4414.8"},{"label":"split_canvas_h","value":"10200.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1039.1,2550.0 1030.3,934.2 1102.2,933.3 1101.4,0.0 -0.0,-0.0 -0.0,2550.0 1039.1,2550.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1029.7,1879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7930578,33.6311395]}},{"type":"Feature","properties":{"resourceCoords":[320.9,943.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7940959,33.6325035]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Monticello, Arkansas | 1920 | sanborn00308_007 p9 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"4405.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4194.4"},{"label":"split_canvas_h","value":"10200.0"}],"created":"2026-09-23T00:18:28Z","modified":"2026-09-23T00:18:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2150.0,2454.7 2150.0,0.0 1101.4,-0.0 1103.6,2452.6 2150.0,2454.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g003081920:00308_1920-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1665.2,2450.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7903862,33.6339531]}},{"type":"Feature","properties":{"resourceCoords":[1665.2,416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.7901279,33.6368258]}}]}}]}