{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09425_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Montgomery, West-Virginia | 1913 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 38.18047,-81.32481 +/-142m); p3__1 (tier 2, 38.18260,-81.32309 +/-100m); p3__2 (tier 1, 38.18130,-81.32615 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Montgomery, West-Virginia | 1913 | sanborn09425_004 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"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":"2026-09-22T03:35:54Z","modified":"2026-09-22T03:35:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"762.0,0.0 0.0,0.0 0.0,1913.0 1258.0,1913.0 1499.0,1913.0 1613.0,1913.0 1613.0,960.0 765.9,964.1 762.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[33.0,529.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.3209637,38.1825947]}},{"type":"Feature","properties":{"resourceCoords":[-179.0,1502.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.3216869,38.1806182]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Montgomery, West-Virginia | 1913 | sanborn09425_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T03:35:54Z","modified":"2026-09-22T03:35:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1303.9 113.0,1309.3 144.2,245.8 -0.0,241.2 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1303.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.32427176419313,38.18336524215656]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.32033679105889,38.18355800027886]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.32004799813794,38.17986372613281]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.32398297127217,38.17967096801051]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Montgomery, West-Virginia | 1913 | sanborn09425_004 p3 [3]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1603.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"6048.4"}],"created":"2026-09-22T03:35:54Z","modified":"2026-09-22T03:35:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1502.0,742.7 1359.9,742.5 1352.8,504.0 1613.0,496.1 1613.0,400.9 805.8,400.9 805.9,529.2 0.0,535.2 -0.0,1809.3 1502.6,1795.0 1502.0,742.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094251913:09425_1913-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[891.0,1457.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.325342,38.1814727]}},{"type":"Feature","properties":{"resourceCoords":[1502.0,742.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.3238829,38.1829078]}}]}}]}