{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04508_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Pontotoc, Mississippi | 1910 | 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":"8"},{"label":"placed","value":"2"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 34.24669,-88.99830 +/-167m); p1__3 (tier 4, 34.24669,-88.99830 +/-167m); p2__1 (tier 2, 34.24645,-88.99834 +/-100m); p2__3 (tier 2, 34.24645,-88.99834 +/-100m); p2__4 (tier 2, 34.24645,-88.99834 +/-100m); p2__5 (tier 2, 34.24645,-88.99834 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pontotoc, Mississippi | 1910 | sanborn04508_003 p1 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.68"},{"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":"2026-10-18T07:08:50Z","modified":"2026-10-18T07:08:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"454.4,1810.3 453.9,1786.9 818.8,1779.4 1188.1,1768.1 1188.7,1793.1 1289.3,1836.6 1292.2,1827.0 1471.2,1799.8 1516.3,1724.5 1496.5,1399.3 1585.0,840.0 1541.5,470.6 1472.4,405.0 1540.6,180.8 1384.3,133.3 1297.6,262.7 1297.5,273.4 1290.5,273.2 1289.2,275.1 1015.2,273.4 1014.0,267.1 1007.0,267.0 1007.0,232.2 971.1,52.2 625.6,65.8 470.2,625.5 470.0,628.5 460.8,628.5 166.8,720.4 130.0,1109.9 48.5,1255.8 51.8,1635.3 257.9,1787.0 454.4,1810.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[450.0,1787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.9991656,34.2463968]}},{"type":"Feature","properties":{"resourceCoords":[1162.0,728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.9983082,34.2487154]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pontotoc, Mississippi | 1910 | sanborn04508_003 p2 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.43"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3028.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3424.0"},{"label":"split_canvas_h","value":"6380.8"}],"created":"2026-10-18T07:08:50Z","modified":"2026-10-18T07:08:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"757.0,74.4 838.4,85.6 792.4,474.9 886.9,748.2 834.5,1517.6 1210.5,1581.4 1524.2,1566.1 1578.5,1422.1 1594.9,898.3 1557.1,180.4 1577.9,116.7 1479.8,71.9 1479.7,47.3 1116.1,51.1 757.0,51.4 757.0,74.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984pm:g3984pm_g045081910:04508_1910-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1478.0,390.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.9973107,34.2462091]}},{"type":"Feature","properties":{"resourceCoords":[1478.0,738.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.9970587,34.2455703]}}]}}]}