{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00082_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Piedmont, Alabama | 1917 | 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":"11"},{"label":"placed","value":"5"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 3, georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 33.92437,-85.61040 +/-221m); p1__2 (tier 4, 33.92535,-85.60973 +/-718m); p4__1 (tier 1, 33.92193,-85.60502 +/-100m); p4__3 (tier 1, 33.92138,-85.61117 +/-174m); p4__5 (tier 1, 33.93011,-85.61113 +/-100m); p5__2 (tier 1, 33.92034,-85.61042 +/-417m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Piedmont, Alabama | 1917 | sanborn00082_004 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:37:27Z","modified":"2026-10-18T23:37:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"48.3,206.7 20.1,1738.1 72.0,1831.9 330.3,1871.9 1521.2,1814.2 1524.4,1744.0 1606.8,1714.1 1516.7,1611.7 1500.2,1218.7 1487.7,1219.8 1516.8,752.1 1525.6,750.4 1525.5,630.7 1512.4,634.1 1517.8,392.5 1530.0,110.1 1384.8,115.9 1083.5,113.0 644.2,112.1 447.9,109.8 1.0,110.4 1.0,195.0 48.3,206.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1074.0,1242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.613581,33.923157]}},{"type":"Feature","properties":{"resourceCoords":[236.0,110.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.615639,33.925255]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Piedmont, Alabama | 1917 | sanborn00082_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:37:27Z","modified":"2026-10-18T23:37:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"105.5,781.6 114.5,780.0 115.9,658.1 102.5,661.4 111.4,415.4 127.6,127.9 589.5,150.0 1093.0,141.0 1192.5,136.8 1390.2,103.4 1505.9,530.5 1612.0,939.9 1612.0,971.1 1612.0,1097.1 1588.5,1099.0 1610.7,1451.5 1532.4,1683.4 899.7,1717.5 664.0,1825.4 187.7,1761.3 184.1,1762.6 93.8,1657.1 82.3,1256.5 69.5,1257.6 105.5,781.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[117.0,140.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.61266932559957,33.925345064921906]}},{"type":"Feature","properties":{"resourceCoords":[1482.0,438.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.6095326925273,33.92493639525087]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Piedmont, Alabama | 1917 | sanborn00082_004 p4 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"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":"2026-10-18T23:37:27Z","modified":"2026-10-18T23:37:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"24.2,1654.9 1.0,1705.8 1.0,1789.1 50.0,1801.6 87.9,1879.4 1537.8,1870.6 1611.2,1372.1 1611.9,540.4 1516.6,73.4 1410.3,29.6 1340.3,86.2 1334.2,667.0 1328.0,667.2 1247.3,667.9 983.0,670.4 985.0,740.7 852.4,779.4 515.0,749.1 510.1,743.0 503.0,742.9 503.0,734.1 468.8,691.2 491.7,164.2 459.7,34.3 385.0,17.1 332.4,189.9 330.6,449.3 262.3,450.2 265.4,715.2 152.8,715.2 132.4,769.4 88.9,765.6 59.1,1209.2 24.2,1654.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[504.0,826.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.60886613705223,33.92574807620294]}},{"type":"Feature","properties":{"resourceCoords":[1078.0,1625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.60697742232642,33.924772426983225]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Piedmont, Alabama | 1917 | sanborn00082_004 p4 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.68"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3257.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2054.8"},{"label":"split_canvas_h","value":"2687.6"}],"created":"2026-10-18T23:37:27Z","modified":"2026-10-18T23:37:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"839.1,365.6 894.4,576.3 1282.1,610.4 1293.4,75.0 1144.8,98.0 854.6,22.4 839.1,365.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0004__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[814.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.60249950292088,33.92624673654765]}},{"type":"Feature","properties":{"resourceCoords":[1328.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.6013303434803,33.926189395453136]}},{"type":"Feature","properties":{"resourceCoords":[1328.0,671.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.60142049506473,33.92491829854188]}},{"type":"Feature","properties":{"resourceCoords":[814.3,671.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.60258965450531,33.92497563963639]}},{"type":"Feature","properties":{"resourceCoords":[848.3,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.6024278,33.9261635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Piedmont, Alabama | 1917 | sanborn00082_004 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.58"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1622.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"6030.0"}],"created":"2026-10-18T23:37:27Z","modified":"2026-10-18T23:37:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1598.7,1406.0 1593.2,1406.8 1592.7,505.7 1561.2,449.3 1289.0,414.7 958.8,459.4 830.1,1144.7 819.3,1216.5 816.6,1216.5 816.1,1219.3 202.9,1218.1 161.0,1257.3 90.9,1255.1 48.8,1301.8 18.4,1441.1 27.7,1843.9 52.2,1885.3 136.7,1905.1 136.1,1860.8 371.6,1857.2 474.7,1857.0 705.7,1854.3 864.1,1853.6 940.3,1849.5 1179.0,1854.4 1438.6,1842.8 1489.8,1839.2 1591.4,1819.2 1612.0,1813.5 1612.0,1518.7 1604.6,1498.6 1598.7,1406.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974pm:g3974pm_g000821917:00082_1917-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[265.0,1857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.61561792765349,33.92526227823171]}},{"type":"Feature","properties":{"resourceCoords":[1573.0,1853.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.60986214357288,33.925430342460444]}}]}}]}