{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09078_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Strasburg, Virginia | 1923 | 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":"10"},{"label":"placed","value":"8"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5, georef-snap 2, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 38.99195,-78.35843 +/-179m); p1__2 (tier 1, 38.98803,-78.35135 +/-256m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p2","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6108.0,7356.0 131.4,7297.4 -0.0,-0.0 5514.2,55.6 5529.5,2167.0 6108.0,2176.0 6108.0,7356.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6108.0,2176.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3613225,38.9904246]}},{"type":"Feature","properties":{"resourceCoords":[6108.0,7356.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3623143,38.9881371]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5943.3,4942.2 5901.0,7409.7 547.3,7347.7 585.3,2135.4 -0.0,2124.6 -0.0,0.0 6452.0,0.0 6452.0,2254.6 5797.8,2232.0 5818.4,4840.6 5943.3,4942.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.36125390145288,38.99144935668659]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35762764714433,38.990509086272006]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35905230754665,38.98714272376693]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.3626785618552,38.98808299418151]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7410.0 6297.4,7317.2 6312.9,7652.0 542.6,7652.0 567.3,2766.0 444.7,2764.7 396.0,228.0 1029.8,244.8 1027.1,0.0 6452.0,0.0 6452.0,7410.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35859492271057,38.98978629990787]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35486112439045,38.98879152235711]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35637622308603,38.985343285314805]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.36011002140614,38.98633806286556]}},{"type":"Feature","properties":{"resourceCoords":[396.0,228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3584109,38.9896225]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4144.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3508.0"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.5,4314.7 396.9,7652.0 6452.0,7652.0 6452.0,6754.8 5734.9,6756.4 5747.8,4320.8 440.5,4314.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,4144.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.36253009565611,38.98827936325329]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,4144.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35888476983529,38.98730101969182]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35956432162135,38.98574957736159]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.36320964744218,38.98672792092306]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p5 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"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":"4157.6"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,3367.9 6220.0,3366.5 6268.0,164.1 -0.0,-0.0 -0.0,4157.6 6452.0,4144.0 6452.0,3367.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6268.0,2721.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3628274,38.9869579]}},{"type":"Feature","properties":{"resourceCoords":[6268.0,164.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3623143,38.9881371]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p6","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 6452.0,186.6 5820.8,191.4 6002.1,7287.5 5437.9,7276.4 5440.3,7652.0 -0.0,7652.0 -0.0,0.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.3676814,38.9932775]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.3639757,38.9922826]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.3654938,38.9888667]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.3691995,38.9898616]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p7 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"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":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6272.0,720.0 6452.0,716.0 6452.0,0.0 -0.0,0.0 -0.0,7652.0 1740.0,7652.0 2380.0,7652.0 3220.0,7652.0 3231.6,4208.0 6302.9,4204.9 6272.0,720.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2780.0,720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3509529,38.987568]}},{"type":"Feature","properties":{"resourceCoords":[6272.0,720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3488852,38.9869984]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Strasburg, Virginia | 1923 | sanborn09078_003 p7 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3220.0"},{"label":"split_canvas_y","value":"4204.8"},{"label":"split_canvas_w","value":"3232.0"},{"label":"split_canvas_h","value":"3447.2"}],"created":"2026-09-23T23:28:45Z","modified":"2026-09-23T23:28:45Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 6452.0,4204.8 3653.0,4207.6 3652.4,4278.4 3560.0,4280.8 3565.7,7652.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884sm:g3884sm_g090781923:09078_1923-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3220.0,4204.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.34924766327822,38.98717295316687]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,4204.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.34551245188233,38.986163824215275]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.34689498937254,38.98306086015626]}},{"type":"Feature","properties":{"resourceCoords":[3220.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.35063020076844,38.98406998910785]}},{"type":"Feature","properties":{"resourceCoords":[3560.0,4280.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.3488852,38.9869984]}}]}}]}