{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09407_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Harpers Ferry, West-Virginia | 1922 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"7"},{"label":"placed","value":"7"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 3, snap:0 2, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"384.4,1913.0 -0.0,1913.0 -0.0,1509.5 166.8,1475.1 -0.0,733.1 -0.0,0.0 1613.0,-0.0 1613.0,1746.4 384.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73515781287946,39.32472184896276]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73651709943694,39.32194437843195]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74074538725917,39.32320028445921]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.7393861007017,39.32597775499002]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,928.5 123.4,846.3 85.7,789.3 -0.0,809.0 -0.0,0.0 1613.0,-0.0 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73080562392197,39.3251464117399]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.72817586774319,39.32300541502465]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73143523495708,39.320575677293746]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73406499113584,39.322716674008994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p3 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6072.8"},{"label":"split_canvas_w","value":"3259.2"},{"label":"split_canvas_h","value":"1579.2"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"735.8,1816.9 814.3,1697.7 814.8,1520.1 0.0,1518.2 0.0,1913.0 813.7,1913.0 813.9,1846.6 735.8,1816.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1518.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73378517296396,39.324979410998644]}},{"type":"Feature","properties":{"resourceCoords":[814.8,1518.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73183353278364,39.32463963271133]}},{"type":"Feature","properties":{"resourceCoords":[814.8,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73204637453145,39.32390779037249]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73399801471177,39.3242475686598]}},{"type":"Feature","properties":{"resourceCoords":[196.9,1626.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7333723,39.3246973]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p3 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"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":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"592.2,879.5 1613.0,927.9 1613.0,869.4 1613.0,0.0 -0.0,-0.0 -0.0,374.6 165.4,386.8 182.4,706.1 592.2,879.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[966.0,875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7376804,39.3253053]}},{"type":"Feature","properties":{"resourceCoords":[1548.0,1420.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7365147,39.3241515]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p4","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"1"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,470.9 148.9,474.1 133.3,0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74323630334898,39.3271101934629]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.73937956941248,39.326417958544035]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74044066818551,39.32287897473952]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74429740212202,39.32357120965838]}},{"type":"Feature","properties":{"resourceCoords":[1196.0,497.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7406535,39.3256777]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.0,1913.0 -0.0,1809.4 -0.0,1452.9 152.9,1387.0 75.8,1168.4 40.1,703.4 -0.0,616.4 -0.0,-0.0 1613.0,0.0 1613.0,1089.0 1460.7,1066.2 1432.7,1913.0 42.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74643055770443,39.328722442165414]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.7426410198026,39.328134871513846]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74353556294281,39.32463375740257]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74732510084463,39.32522132805414]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harpers Ferry, West-Virginia | 1922 | sanborn09407_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:51Z","modified":"2026-09-23T07:44:51Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 -0.0,0.0 504.5,-0.0 939.7,161.3 1169.4,182.6 1165.3,348.3 1486.0,496.0 1613.0,502.9 1613.0,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894hm:g3894hm_g094071922:09407_1922-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74694816731706,39.328340325727766]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.74604373348994,39.32539923765827]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.75052135931418,39.32456363803928]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.7514257931413,39.32750472610878]}}]}}]}