{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04227_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Vicksburg, Michigan | 1904 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"3"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 42.11880,-85.53283 +/-236m); p1__2 (tier 1, 42.12307,-85.53040 +/-142m); p2__1 (tier 1, 42.11714,-85.52446 +/-100m); p2__2 (tier 1, 42.18873,-85.52351 +/-173m); p2__3 (tier 1, 42.12289,-85.53143 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vicksburg, Michigan | 1904 | sanborn04227_004 p1 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"4418.8"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3289.2"}],"created":"2026-10-20T02:28:42Z","modified":"2026-10-20T02:28:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.9,1311.3 85.8,1311.4 107.8,1806.2 186.0,1877.8 471.7,1857.5 528.5,1921.9 1485.2,1925.5 1599.9,1804.7 1588.0,1184.0 1320.0,1141.8 1320.3,1173.6 709.5,1176.9 100.0,1181.5 99.9,1311.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1322.0,1177.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.5338443556935,42.11647999184964]}},{"type":"Feature","properties":{"resourceCoords":[121.0,1177.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.53385594441322,42.11874929108275]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0002__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vicksburg, Michigan | 1904 | sanborn04227_004 p2 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3538.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"4170.0"}],"created":"2026-10-20T02:28:42Z","modified":"2026-10-20T02:28:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0002__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1420.3,1865.3 1533.1,1824.1 1547.5,1390.1 808.0,1320.8 807.4,1315.4 805.2,1315.4 805.0,1292.4 771.2,964.3 715.0,920.6 301.3,956.4 129.0,1039.0 109.2,1793.2 5.8,1817.2 126.9,1822.5 519.1,1819.0 1079.5,1824.1 1420.7,1825.6 1420.3,1865.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0002__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1092.0,1815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.53092930044511,42.119973596851665]}},{"type":"Feature","properties":{"resourceCoords":[514.0,1815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.53240524903605,42.11995530128359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vicksburg, Michigan | 1904 | sanborn04227_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:28:42Z","modified":"2026-10-20T02:28:42Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"130.7,661.5 132.7,1274.7 133.4,1889.2 165.5,1888.9 167.1,1878.6 1574.8,1875.5 1583.9,748.1 1529.8,331.1 1587.8,259.8 1553.0,115.9 1627.0,88.1 1627.0,58.5 1627.0,48.0 1282.9,49.5 717.7,49.2 322.2,56.2 200.1,52.0 73.9,82.4 98.1,642.8 1.0,646.7 1.0,660.9 130.7,661.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114vm:g042271904:04227_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[698.0,1271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.532417019477,42.11765279879244]}},{"type":"Feature","properties":{"resourceCoords":[130.0,1271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.53385534230854,42.11764420815376]}}]}}]}