{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04662_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Frankford, Missouri | 1909 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"9"},{"label":"placed","value":"3"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 39.49327,-91.32113 +/-232m); p1__3 (tier 4, 39.49327,-91.32113 +/-232m); p1__4 (tier 4, 39.49327,-91.32113 +/-232m); p3__1 (tier 1, 39.49196,-91.32485 +/-100m); p3__3 (tier 1, 39.49288,-91.32424 +/-100m); p3__4 (tier 1, 39.49299,-91.32584 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Frankford, Missouri | 1909 | sanborn04662_003 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.76"},{"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":"4474.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-22T13:41:28Z","modified":"2026-10-22T13:41:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.0,21.2 97.2,637.5 117.7,638.2 108.7,929.7 95.0,1879.0 515.2,1874.5 516.0,1851.2 596.0,1877.6 947.7,1875.8 1112.1,1695.3 1101.1,1207.5 1014.8,1018.0 1006.7,57.1 120.0,21.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[932.4,666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.319039,39.491318]}},{"type":"Feature","properties":{"resourceCoords":[95.0,1879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3220712,39.4928101]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Frankford, Missouri | 1909 | sanborn04662_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.79"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:41:28Z","modified":"2026-10-22T13:41:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"257.8,1844.0 137.8,1772.5 124.9,1560.1 54.8,1446.4 32.0,497.7 76.8,101.5 289.5,31.9 522.9,82.8 664.8,27.0 1508.4,35.4 1504.5,644.8 1524.7,644.9 1524.6,933.1 1539.8,1871.2 1318.5,1857.2 1098.0,1860.8 901.3,1858.0 699.4,1884.3 699.4,1865.1 256.0,1861.9 257.8,1844.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1098.0,656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.31907702929816,39.493665436169664]}},{"type":"Feature","properties":{"resourceCoords":[1098.0,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.32057092706468,39.49365875728045]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Frankford, Missouri | 1909 | sanborn04662_003 p3 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"25"},{"label":"confidence","value":"0.96"},{"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":"2026-10-22T13:41:28Z","modified":"2026-10-22T13:41:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1523.2,76.2 1231.7,47.6 1191.0,348.6 1191.0,373.3 1187.7,373.3 1186.9,378.9 423.3,375.2 329.1,482.9 48.0,517.5 63.2,1872.0 1475.3,1849.9 1532.5,1886.0 1556.5,1804.8 1533.0,1804.7 1515.2,1382.7 1529.1,1157.4 1525.2,933.1 1527.8,732.8 1500.8,527.4 1520.4,527.4 1523.2,76.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164fm:g4164fm_g046621909:04662_1909-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[684.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3240976,39.4943787]}},{"type":"Feature","properties":{"resourceCoords":[337.0,1375.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.32493,39.492814]}}]}}]}