{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00228_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dardanelle, Arkansas | 1897 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"3"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p3__2 (tier 4, 35.21984,-93.15447 +/-174m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dardanelle, Arkansas | 1897 | sanborn00228_003 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T08:41:20Z","modified":"2026-10-18T08:41:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1239.8,343.1 1265.0,343.4 1300.9,1044.7 1211.2,1043.2 1509.7,1752.0 1594.8,1754.0 1583.2,1870.1 1199.2,1878.3 1119.8,1826.4 434.4,1888.1 54.6,1834.8 33.2,343.9 100.4,73.4 1126.8,9.0 1239.8,343.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1078.0,1041.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1551271,35.2207581]}},{"type":"Feature","properties":{"resourceCoords":[557.0,1747.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1570912,35.2211005]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dardanelle, Arkansas | 1897 | sanborn00228_003 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T08:41:20Z","modified":"2026-10-18T08:41:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"71.0,1629.0 54.1,926.4 501.8,232.8 745.8,232.2 972.4,33.9 1562.3,47.0 1550.9,1859.4 218.2,1883.6 58.1,1807.2 63.1,1629.0 71.0,1629.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1072.0,924.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1536964,35.2180948]}},{"type":"Feature","properties":{"resourceCoords":[71.0,1629.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1561181,35.2193138]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dardanelle, Arkansas | 1897 | sanborn00228_003 p3 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.29"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T08:41:20Z","modified":"2026-10-18T08:41:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"654.4,1800.9 652.4,1101.2 1112.6,420.1 1355.4,424.6 1585.2,232.0 1545.3,97.4 1109.0,31.4 188.4,88.7 299.1,416.6 323.8,416.8 358.7,1104.7 270.7,1103.2 563.0,1798.7 654.4,1800.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004dm:g002281897:00228_1897-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[140.0,415.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1536695,35.2212986]}},{"type":"Feature","properties":{"resourceCoords":[140.0,1101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1551271,35.2207581]}}]}}]}