{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08340_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Loudon, Tennessee | 1922 | 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":"8"},{"label":"placed","value":"5"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 3, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 35.74071,-84.33614 +/-323m); p4__2 (tier 1, 35.74365,-84.33838 +/-100m); p4__3 (tier 1, 35.73795,-84.33214 +/-232m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Loudon, Tennessee | 1922 | sanborn08340_005 p1 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1712.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5940.0"}],"created":"2026-10-19T07:58:02Z","modified":"2026-10-19T07:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"29.6,1562.3 345.2,1793.0 348.5,1714.2 859.6,1868.0 950.7,1841.2 949.8,1821.0 1350.2,1607.9 1349.4,1571.8 1597.0,1066.2 1582.8,483.9 892.1,471.9 892.1,471.9 891.7,472.1 565.1,632.8 380.1,587.2 212.6,440.3 27.9,455.1 29.6,1562.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1352.0,923.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3352427,35.7438374]}},{"type":"Feature","properties":{"resourceCoords":[359.0,1877.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3369116,35.7416943]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Loudon, Tennessee | 1922 | sanborn08340_005 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"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":"2026-10-19T07:58:02Z","modified":"2026-10-19T07:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.3,674.3 229.2,741.4 233.1,838.5 253.3,1125.7 258.8,1744.3 266.7,1912.0 296.8,1885.0 1443.0,1860.5 1529.7,1787.6 1571.2,780.4 1488.2,334.4 1522.7,254.7 1456.6,115.8 1349.5,53.6 1352.2,102.1 1272.4,67.6 1236.2,115.0 1012.1,49.6 1019.0,1.0 998.8,1.0 700.0,417.6 695.0,452.9 269.9,594.9 267.5,614.7 169.6,626.5 210.3,674.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[238.0,1528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.33485720866727,35.74043506884868]}},{"type":"Feature","properties":{"resourceCoords":[645.0,1528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.33399944393528,35.74073632512477]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Loudon, Tennessee | 1922 | sanborn08340_005 p2 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.83"},{"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":"2296.0"},{"label":"split_canvas_h","value":"1716.0"}],"created":"2026-10-19T07:58:02Z","modified":"2026-10-19T07:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"467.2,8.9 76.8,20.8 33.7,76.1 41.6,411.8 172.9,374.6 318.1,428.0 331.4,428.0 385.4,428.0 458.0,119.5 401.9,121.4 406.9,118.0 500.5,1.0 469.0,1.0 467.2,8.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.33946023731737,35.73993263858633]}},{"type":"Feature","properties":{"resourceCoords":[574.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.33843403144499,35.74058161131448]}},{"type":"Feature","properties":{"resourceCoords":[574.0,429.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.33783637264848,35.73995916997885]}},{"type":"Feature","properties":{"resourceCoords":[0.0,429.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.33886257852086,35.7393101972507]}},{"type":"Feature","properties":{"resourceCoords":[37.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3392088,35.7397815]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Loudon, Tennessee | 1922 | sanborn08340_005 p3","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"27"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:58:02Z","modified":"2026-10-19T07:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.0,790.6 52.4,1108.0 24.5,1128.1 54.3,1866.3 899.5,1884.8 901.3,1912.0 991.5,1912.0 993.6,1780.6 1235.0,1861.0 1235.0,1891.0 1560.0,1884.5 1589.5,1761.5 1565.8,1762.1 1560.2,1588.5 1564.0,961.0 1547.9,669.4 1545.4,570.8 1527.2,502.5 1486.8,453.4 1491.6,452.9 1015.6,208.8 998.2,285.8 728.9,1.4 725.7,18.8 83.0,51.2 26.3,194.8 32.6,671.8 63.9,664.1 1.0,794.9 1.0,801.1 50.0,790.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[318.0,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3379913,35.7406044]}},{"type":"Feature","properties":{"resourceCoords":[1564.0,961.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3351919,35.7411345]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Loudon, Tennessee | 1922 | sanborn08340_005 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"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":"1567.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T07:58:02Z","modified":"2026-10-19T07:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"390.9,548.5 390.9,216.9 143.6,138.4 143.3,272.9 51.1,275.3 91.8,789.4 17.0,1641.8 75.3,1847.4 253.9,1851.1 387.7,1712.5 390.9,548.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964lm:g3964lm_g083401922:08340_1922-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[146.9,1285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.33459106568802,35.73744553829844]}},{"type":"Feature","properties":{"resourceCoords":[146.9,128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.33560918869374,35.73935054487549]}}]}}]}