{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00255_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Gurdon, Arkansas | 1897 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"2"},{"label":"placed","value":"2"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gurdon, Arkansas | 1897 | sanborn00255_001 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:19:35Z","modified":"2026-10-19T01:19:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"532.7,87.6 532.5,52.5 1051.0,63.8 1562.6,69.5 1563.5,111.2 1522.5,153.2 1599.3,899.1 1559.8,1885.0 294.0,1887.8 209.9,1840.5 225.2,1782.8 151.5,1780.8 67.8,1625.1 51.0,1180.3 101.7,958.6 42.2,81.4 433.8,54.6 458.3,34.4 532.7,87.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[536.0,585.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1527577,33.9198738]}},{"type":"Feature","properties":{"resourceCoords":[1574.0,585.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1508814,33.9185871]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Gurdon, Arkansas | 1897 | sanborn00255_001 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.13"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T01:19:35Z","modified":"2026-10-19T01:19:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.9,1760.0 39.5,1219.4 69.9,858.2 137.0,831.2 145.6,753.4 52.7,481.9 33.3,213.8 76.6,134.9 120.9,179.2 136.1,131.7 309.1,126.3 398.8,205.2 712.4,43.1 1196.8,28.1 1328.8,82.2 1474.7,54.1 1570.9,207.7 1593.2,1821.0 1544.5,1859.9 1232.0,1790.6 1135.2,1886.7 1135.0,1845.0 624.2,1831.0 106.6,1811.4 106.2,1846.5 32.9,1792.1 72.9,1760.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004gm:g002551897:00255_1897-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.0,1315.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.1502938,33.920804]}},{"type":"Feature","properties":{"resourceCoords":[1135.0,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.150132,33.9193745]}}]}}]}