{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09056_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Petersburg, Virginia | 1915 | 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":"95"},{"label":"placed","value":"63"},{"label":"unplaced","value":"32"},{"label":"fit sources","value":"georef-snap 40, georef 28, snap:0 2, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"14 sheet(s) cut into 34 panels"},{"label":"unplaced pages","value":"p0__1 (tier 4, 37.22599,-77.40816 +/-2910m); p0__2 (tier 4, 37.22599,-77.40816 +/-2910m); p2__2 (tier 1, 37.23135,-77.39893 +/-100m); p33 (tier 2, 37.22046,-77.41060 +/-213m); p39__2 (tier 1, 37.22036,-77.39921 +/-100m); p43__2 (tier 1, 37.23792,-77.39717 +/-100m); p44 (tier 1, 37.23395,-77.42246 +/-266m); p45__3 (tier 3, 37.23673,-77.42365 +/-573m); p47__1 (tier 1, 37.21925,-77.42087 +/-100m); p49 (tier 2, 37.21302,-77.41513 +/-384m); p61__1 (tier 4, 37.22599,-77.40816 +/-2910m); p61__2 (tier 4, 37.22599,-77.40816 +/-2910m); p61__3 (tier 4, 37.22599,-77.40816 +/-2910m); p62__1 (tier 4, 37.22599,-77.40816 +/-2910m); p62__2 (tier 4, 37.22599,-77.40816 +/-2910m); p63__1 (tier 1, 37.23750,-77.39678 +/-182m); p63__2 (tier 3, 37.23633,-77.39591 +/-573m); p63__3 (tier 3, 37.23633,-77.39591 +/-573m); p63__4 (tier 3, 37.23633,-77.39591 +/-573m); p64 (tier 4, 37.22599,-77.40816 +/-2910m); p65__1 (tier 4, 37.22599,-77.40816 +/-2910m); p65__3 (tier 4, 37.22599,-77.40816 +/-2910m); p65__4 (tier 4, 37.22599,-77.40816 +/-2910m); p66 (tier 4, 37.22599,-77.40816 +/-2910m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0001/info.json","type":"ImageService2","height":7796,"width":6644},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6215.2,3696.0 5882.4,5801.0 -0.0,6351.3 -0.0,4140.0 603.4,4090.7 403.8,0.0 5590.8,0.0 5507.3,3706.0 6215.2,3696.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4110309655893,37.23396421602385]}},{"type":"Feature","properties":{"resourceCoords":[6644.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40732049538566,37.23447741929234]}},{"type":"Feature","properties":{"resourceCoords":[6644.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40656945460515,37.23098650443872]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41027992480879,37.23047330117023]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0010/info.json","type":"ImageService2","height":7796,"width":6624},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"474.4,6605.2 35.7,190.1 5904.1,234.5 5905.4,0.0 6567.9,0.0 6402.2,6577.0 474.4,6605.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40336890658507,37.22786928253641]}},{"type":"Feature","properties":{"resourceCoords":[6624.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39972235348758,37.22854619344987]}},{"type":"Feature","properties":{"resourceCoords":[6624.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39872882657971,37.22510477535873]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40237537967721,37.22442786444527]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0011/info.json","type":"ImageService2","height":7796,"width":6624},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1175.1,5615.8 978.2,109.0 5655.6,576.0 5573.7,4171.7 5858.8,4403.9 6167.2,4525.9 6238.0,7551.0 3589.1,7604.7 3668.4,7485.9 3659.4,5512.8 1175.1,5615.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4094243333549,37.22512315688604]}},{"type":"Feature","properties":{"resourceCoords":[6624.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40577330356167,37.225861522573005]}},{"type":"Feature","properties":{"resourceCoords":[6624.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40468961664693,37.2224157543074]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40834064644017,37.221677388620435]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p12 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3560.4"},{"label":"split_canvas_w","value":"6576.0"},{"label":"split_canvas_h","value":"4235.6"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6288.0,4197.9 3090.0,4200.3 3090.5,3608.0 546.8,3568.8 215.4,3902.0 188.6,7449.4 6347.4,7570.0 6342.5,7289.8 6576.0,7285.2 6576.0,6893.6 6335.3,6881.9 6288.0,4197.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3088.0,7528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.40335,37.222799]}},{"type":"Feature","properties":{"resourceCoords":[3088.0,4200.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.403857,37.224237]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p12 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6576.0"},{"label":"split_canvas_h","value":"3661.6"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6233.0,0.0 258.3,119.8 489.5,3567.9 6151.3,3655.1 6233.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2488.0,1668.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.40084,37.224547]}},{"type":"Feature","properties":{"resourceCoords":[364.0,1668.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.402012,37.224333]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0013/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0013/info.json","type":"ImageService2","height":7796,"width":6600},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6279.2,5509.2 6281.6,7194.5 2359.3,7236.8 2354.8,7057.0 1850.1,7059.4 1844.8,6454.4 -0.0,6460.9 -0.0,-0.0 5872.9,7.1 5957.3,5511.7 6279.2,5509.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42751355076966,37.22837126119874]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42409275403311,37.22961720625028]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4222573626022,37.226377144786355]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42567815933874,37.22513119973481]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p14","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0014/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0014/info.json","type":"ImageService2","height":7796,"width":6600},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6189.2,5549.3 6172.0,7256.0 300.4,7269.7 324.0,5566.0 -0.0,5565.4 -0.0,-0.0 5688.4,0.0 5632.3,5550.9 6189.2,5549.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6172.0,7256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.419557,37.227698]}},{"type":"Feature","properties":{"resourceCoords":[324.0,5568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.422962,37.227267]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p15","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0015/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0015/info.json","type":"ImageService2","height":7796,"width":6636},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"556.0,7364.0 549.2,5660.1 -0.0,5667.2 -0.0,-0.0 6636.0,0.0 6636.0,6457.8 5799.8,7796.0 4632.4,7796.0 4330.6,7315.4 556.0,7364.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[556.0,5660.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.419959,37.228398]}},{"type":"Feature","properties":{"resourceCoords":[556.0,7364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.419557,37.227698]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p16","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0016/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0016/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3654.0,2836.2 3012.3,3853.8 2932.1,2766.6 3654.0,2836.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2304.0,5036.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.416521,37.229902]}},{"type":"Feature","properties":{"resourceCoords":[3568.0,2828.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4162669,37.2310013]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0017/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0017/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"803.3,7641.6 743.0,7796.0 -0.0,7796.0 -0.0,-0.0 6584.0,0.0 6584.0,7540.1 803.3,7641.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41770171676706,37.23311915006652]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41417668109928,37.233637731496984]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41341086404375,37.23029101087897]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41693589971153,37.22977242944851]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0018/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0018/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"464.4,0.0 6584.0,0.0 6584.0,4180.5 5966.6,4200.7 5856.6,6454.4 2036.1,7603.9 1874.4,6882.2 203.3,6847.8 464.4,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41437459409336,37.23335742097526]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41080562839038,37.233996056797004]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40986251551689,37.23060764649973]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41343148121987,37.22996901067798]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0019/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0019/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6584.0,612.4 6584.0,7796.0 2299.7,7796.0 1173.0,2826.2 489.4,2990.5 794.3,2092.7 293.9,0.0 520.7,0.0 509.0,762.1 1232.2,773.2 1293.2,623.8 6584.0,612.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41729835939327,37.23006289133663]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41368784311614,37.23064025395366]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41283525398384,37.227212243070475]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41644577026098,37.226634880453446]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0020/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0020/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6584.0,7002.2 2521.0,7796.0 708.8,7796.0 632.7,723.1 2599.6,697.7 2781.4,1398.0 5830.6,324.2 5827.2,2544.2 6584.0,2288.0 6584.0,7002.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41404986115049,37.23064120061047]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41037604083674,37.23119579594953]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40955706633885,37.22770770528718]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4132308866526,37.22715310994812]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0021/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0021/info.json","type":"ImageService2","height":7796,"width":6568},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"769.0,7648.5 761.8,2901.6 -0.0,3160.2 -0.0,924.5 1334.8,650.0 6146.5,305.7 6095.6,1706.6 5384.0,7355.5 769.0,7648.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0021/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41085804067059,37.23139810681473]}},{"type":"Feature","properties":{"resourceCoords":[6568.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40721783693321,37.231943015115]}},{"type":"Feature","properties":{"resourceCoords":[6568.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.406411199082,37.228478456686744]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41005140281938,37.227933548386474]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0022/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0022/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5459.4,477.8 5583.1,7473.8 844.7,7181.1 592.4,3682.3 1493.7,3674.3 1245.7,587.2 5459.4,477.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0022/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41017462598163,37.22827514840892]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40654967140411,37.22889236656242]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40563824946705,37.22545056522485]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40926320404456,37.224833347071346]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0023/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0023/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7716.3 -0.0,1867.7 1737.5,1870.1 1729.9,0.0 2227.2,0.0 2230.7,177.2 6095.8,154.0 6042.3,7697.0 -0.0,7716.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4258005687129,37.225451708748416]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42234495275056,37.22672634775726]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42046280383845,37.22344522323736]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42391841980078,37.22217058422852]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0024/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0024/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6038.6,7225.7 -0.0,7070.4 -0.0,605.9 6128.8,608.8 6038.6,7225.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0024/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4240501810486,37.22246395439033]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42068287501806,37.22371842389928]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41883058044428,37.2205210261864]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42219788647482,37.21926655667745]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0025/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0025/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6209.1,7684.0 426.1,7699.3 481.5,125.7 6253.8,84.0 6209.1,7684.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0025/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42284591520352,37.226526795361146]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41940458242246,37.227796895697814]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41752910857467,37.224529379820915]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42097044135573,37.223259279484246]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0026/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0026/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"379.6,70.3 4111.7,46.9 4409.5,521.8 5563.7,529.4 5898.0,0.0 6584.0,0.0 6584.0,4987.2 6479.0,4961.9 6072.5,7796.0 324.0,7700.9 379.6,70.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4197713796769,37.22765415599587]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41634604614464,37.2289230201957]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41447236849487,37.22567074602158]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41789770202713,37.22440188182175]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0027/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0027/info.json","type":"ImageService2","height":7796,"width":6584},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"328.8,7796.0 445.0,569.8 6378.8,587.8 6282.0,7796.0 328.8,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42113231276161,37.22352943202244]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41778726821438,37.22478254155182]}},{"type":"Feature","properties":{"resourceCoords":[6584.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41593695527884,37.22160632744766]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41928199982607,37.22035321791828]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0028/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0028/info.json","type":"ImageService2","height":7796,"width":6628},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"586.4,577.4 6476.5,661.3 5581.0,7315.0 4790.9,7302.9 4720.1,7796.0 4624.0,7796.0 4640.3,7300.6 539.6,7237.7 586.4,577.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0028/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41818475527943,37.224629742222604]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41481515644263,37.22586889714801]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41299756880812,37.222690654075755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41636716764492,37.22145149915035]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p29","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0029/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0029/info.json","type":"ImageService2","height":7796,"width":6592},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4599.5,7291.3 1321.4,6698.9 1260.1,686.8 6592.0,1161.9 6592.0,1304.5 5337.1,1424.9 5349.3,3587.3 6592.0,3601.9 6592.0,7247.5 4599.5,7291.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0029/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41600708064279,37.22697202582699]}},{"type":"Feature","properties":{"resourceCoords":[6592.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41241200489529,37.227812727680764]}},{"type":"Feature","properties":{"resourceCoords":[6592.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41117209961882,37.22440338381958]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41476717536632,37.2235626819658]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p2 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6644.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0002__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0002/info.json","type":"ImageService2","height":7796,"width":6644},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"379.7,474.8 437.6,7252.6 6644.0,7276.5 6644.0,1738.0 3578.0,1709.6 3576.2,147.0 3162.0,1396.7 379.7,474.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3968.0,5588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.3987204,37.2329148]}},{"type":"Feature","properties":{"resourceCoords":[384.0,5588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.400707,37.232803]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0003/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7244.9 -0.0,5848.9 399.3,5805.8 646.9,3691.7 -0.0,3715.4 0.0,0.0 6620.0,0.0 6620.0,6525.8 1072.4,6354.8 222.0,6512.8 -0.0,7244.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40790909643796,37.23439831514693]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40420202414376,37.23484232848552]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40354988053997,37.23134197813232]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40725695283417,37.23089796479373]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0030/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0030/info.json","type":"ImageService2","height":7796,"width":6600},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1238.8,7330.2 1259.6,3634.8 -0.0,3612.9 -0.0,1420.8 1272.7,1305.9 1273.5,1161.3 2001.4,1236.8 6600.0,824.6 6600.0,3935.1 5697.0,3870.6 5668.4,7393.5 3960.2,7240.2 1238.8,7330.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0030/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41309696786287,37.22764150167674]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40955198815242,37.22848785461834]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4083052498248,37.225130124851795]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41185022953526,37.224283771910194]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p31","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0031/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0031/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"756.8,3890.3 725.5,448.6 4141.8,1034.0 4143.4,3734.4 6576.0,3820.1 6576.0,6480.2 6036.5,6476.0 6109.8,7796.0 -0.0,7796.0 -0.0,3898.2 756.8,3890.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2544.0,3744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.412672,37.222988]}},{"type":"Feature","properties":{"resourceCoords":[732.0,1548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.414038,37.223725]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0032/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0032/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2482.9,3904.2 382.8,3805.2 -0.0,3806.2 -0.0,1066.2 4474.7,935.2 6161.8,1084.1 6133.5,6603.8 2481.3,6603.4 2482.9,3904.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0032/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41239742995991,37.22486085298878]}},{"type":"Feature","properties":{"resourceCoords":[6576.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40881933476788,37.22571055662004]}},{"type":"Feature","properties":{"resourceCoords":[6576.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40756313921776,37.22230896505582]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41114123440978,37.22145926142457]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p34","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0034/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0034/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5996.0,3067.9 5981.9,7796.0 -0.0,7796.0 -0.0,414.1 6576.0,318.4 6576.0,2229.4 5996.0,3067.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0034/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41029970175471,37.22242397954991]}},{"type":"Feature","properties":{"resourceCoords":[6576.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40669099776092,37.223235334829255]}},{"type":"Feature","properties":{"resourceCoords":[6576.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40548321199033,37.21982817529004]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40909191598412,37.219016820010694]}},{"type":"Feature","properties":{"resourceCoords":[5996.0,3068.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.406534,37.221823]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p35 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6576.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1464.0,7796.0 3280.8,7796.0 3310.0,6530.4 4845.6,7036.0 4854.0,7796.0 5381.4,7796.0 5320.3,7427.9 5732.2,6436.1 4607.9,0.0 -0.0,-0.0 -0.0,4178.8 900.2,7796.0 1464.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[696.0,6992.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.411171,37.216135]}},{"type":"Feature","properties":{"resourceCoords":[2676.0,7240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.410082,37.216059]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p35 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3280.8"},{"label":"split_canvas_y","value":"6530.4"},{"label":"split_canvas_w","value":"1573.2"},{"label":"split_canvas_h","value":"1265.6"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035/info.json","type":"ImageService2","height":7796,"width":6576},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3289.4,7425.2 3280.8,7796.0 4854.0,7796.0 4845.6,7036.0 3776.2,6683.9 3289.4,7425.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0035__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3573.0,6993.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.40843,37.216462]}},{"type":"Feature","properties":{"resourceCoords":[3188.7,7580.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.408546,37.21621]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0036/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0036/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"257.0,6575.3 -0.0,6973.5 50.5,1239.4 6040.0,884.8 6415.4,7564.4 1084.3,7552.8 1070.6,6566.5 257.0,6575.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0036/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4092696632567,37.21956381353468]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40559403540892,37.220205027046575]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4046524405823,37.216733681737225]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40832806843007,37.21609246822533]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0037/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0037/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"348.9,7796.0 274.7,1374.1 717.7,714.8 6300.3,745.9 6419.4,7796.0 348.9,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0037/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40688297871857,37.222389933717864]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40328462479341,37.22316140831685]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40215170076776,37.21976318117939]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40575005469292,37.218991706580404]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p38","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0038/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0038/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"254.3,7796.0 310.2,1106.9 5925.5,1195.0 5900.9,6093.5 5432.0,7037.2 5227.2,7796.0 254.3,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6288.0,4556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.401743,37.218273]}},{"type":"Feature","properties":{"resourceCoords":[3424.0,3760.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.403437,37.218263]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0039__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p39 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6620.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0039__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0039/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"274.3,7796.0 4676.0,7796.0 5456.0,7796.0 6127.2,7796.0 6452.9,3469.7 5342.4,3383.1 5389.3,2853.0 4156.4,2844.0 4123.2,0.0 3658.5,0.0 3658.0,280.0 405.7,174.4 274.3,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0039__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3656.0,6648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.400537,37.220436]}},{"type":"Feature","properties":{"resourceCoords":[3656.0,280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.401576,37.223176]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0004/info.json","type":"ImageService2","height":7796,"width":6600},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6600.0,7200.5 1255.9,7120.0 820.8,671.0 -0.0,727.4 -0.0,-0.0 4668.2,0.0 6600.0,656.1 6600.0,7200.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40470023502061,37.23511894678103]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40093951998033,37.23535959092788]}},{"type":"Feature","properties":{"resourceCoords":[6600.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40058500057869,37.231797856681965]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40434571561897,37.231557212535115]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p40","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0040/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0040/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3826.7,6197.9 79.9,5938.7 -0.0,6053.8 -0.0,1172.3 377.1,1177.7 376.5,1715.9 6181.1,1624.1 5871.6,7033.5 3832.9,6913.0 3826.7,6197.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0040/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40264918590684,37.22020974226457]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39902731460452,37.22103080401503]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.3978216049373,37.21761027109903]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40144347623962,37.216789209348576]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p41","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0041/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0041/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.8,552.3 6620.0,373.9 6620.0,6395.5 4863.2,6705.9 4858.2,7769.9 3422.5,7796.0 2380.6,2317.5 2088.2,2372.1 2056.2,2082.2 1653.1,2098.4 1578.8,552.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0041/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40230409771519,37.23224493237441]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39855395600154,37.232357838307664]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.3983881308495,37.228816709517105]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40213827256315,37.22870380358385]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p42","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0042/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0042/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4125.3,329.4 4112.8,0.0 6620.0,0.0 6620.0,7167.3 3315.7,7796.0 -0.0,7796.0 -0.0,6732.3 1742.3,6412.9 1714.2,393.6 4125.3,329.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0042/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.3995318,37.2323415]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.3957531,37.2324396]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39560799999998,37.228896600000006]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.3993867,37.2287985]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0043__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p43 [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":"6620.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0043__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0043/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6620.0,7796.0 6620.0,6734.4 6620.0,6530.8 6620.0,5376.0 6620.0,0.0 1992.4,0.0 1985.6,2914.8 0.0,2907.6 -0.0,7796.0 6620.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0043__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5752.0,1080.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.398853,37.237874]}},{"type":"Feature","properties":{"resourceCoords":[5752.0,5168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.399444,37.236027]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p45 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2772.0"},{"label":"split_canvas_h","value":"3903.2"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,3903.2 2743.6,3901.6 2772.0,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[232.0,2095.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4214097,37.2375196]}},{"type":"Feature","properties":{"resourceCoords":[232.0,3551.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.420334,37.236464]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p45 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6620.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6620.0,2636.6 6620.0,0.0 2772.0,0.0 2743.6,3901.6 0.0,3903.2 -0.0,7636.8 307.5,7796.0 596.0,7796.0 1536.0,7796.0 4362.8,7796.0 4374.0,6529.6 5813.3,6508.6 5898.9,2620.7 6620.0,2636.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0045__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4756.0,4740.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.422603,37.2367765]}},{"type":"Feature","properties":{"resourceCoords":[3396.0,6212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.422699,37.234969]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p46","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"9"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0046/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0046/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,-0.0 6620.0,0.0 6620.0,1244.2 5747.5,1244.0 5764.5,7378.3 2775.4,7181.8 2765.8,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2700.0,6344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.426075,37.219247]}},{"type":"Feature","properties":{"resourceCoords":[5044.0,4196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4246601,37.2219371]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0047__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p47 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6620.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0047__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0047/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,5268.8 2250.0,6022.4 2271.6,7796.0 6175.9,7796.0 6172.0,368.0 3102.0,352.3 -0.0,197.2 0.0,5268.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0047__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6172.0,2576.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.418252,37.218865]}},{"type":"Feature","properties":{"resourceCoords":[6172.0,368.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.419245,37.220651]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p48","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0048/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0048/info.json","type":"ImageService2","height":7796,"width":6628},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3650.6,701.6 3650.5,421.9 5673.3,408.0 5642.0,1341.8 5470.1,2366.9 6628.0,2538.5 6628.0,4922.7 6080.7,4695.1 5313.1,6544.0 5126.5,7796.0 -0.0,7796.0 -0.0,7656.1 634.7,7666.6 708.6,720.1 3650.6,701.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0048/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42018670221462,37.22074200132]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41335299027331,37.22326004685031]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40965977096145,37.21681399476502]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41649348290277,37.21429594923471]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0005/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1100.2,2045.2 1958.3,1883.5 5636.9,1877.5 6303.8,7796.0 437.9,7796.0 863.5,2835.2 1100.2,2045.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.408017201653,37.232327177011705]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40434342599931,37.23275967488623]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40370821319277,37.22929066892681]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40738198884645,37.22885817105228]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0050/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0050/info.json","type":"ImageService2","height":7796,"width":6612},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2571.8,993.0 4689.8,1379.7 4597.5,7796.0 -0.0,7796.0 -0.0,1025.6 2535.3,476.1 2571.8,993.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41414821429225,37.216167996027735]}},{"type":"Feature","properties":{"resourceCoords":[6612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40679209913138,37.217470294366116]}},{"type":"Feature","properties":{"resourceCoords":[6612.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40487753186486,37.21051418586325]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41223364702573,37.20921188752487]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0051/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0051/info.json","type":"ImageService2","height":7796,"width":6612},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6034.3,1241.4 6094.0,899.7 6341.3,309.6 6612.0,308.7 6612.0,7539.5 5671.5,7796.0 -0.0,7796.0 -0.0,791.4 154.5,546.0 158.2,692.0 3486.1,615.4 3546.2,1425.7 6034.3,1241.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0051/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40881383700574,37.216726214877305]}},{"type":"Feature","properties":{"resourceCoords":[6612.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4014566092191,37.21794001265631]}},{"type":"Feature","properties":{"resourceCoords":[6612.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39967213984703,37.210982893948454]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40702936763367,37.20976909616945]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p52 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1272.8"},{"label":"split_canvas_w","value":"6588.0"},{"label":"split_canvas_h","value":"6523.2"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052/info.json","type":"ImageService2","height":7796,"width":6588},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 4012.0,7796.0 4928.0,7796.0 6588.0,7796.0 6588.0,1272.8 6359.2,1298.0 2649.2,4542.8 2199.6,4936.4 0.0,6685.2 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1220.0,6592.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4191685,37.2053925]}},{"type":"Feature","properties":{"resourceCoords":[6476.0,4192.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.414436,37.208846]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p52 [2]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6588.0"},{"label":"split_canvas_h","value":"6685.2"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052/info.json","type":"ImageService2","height":7796,"width":6588},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6588.0,229.3 6040.6,0.0 3576.6,0.0 3587.1,637.6 2567.8,654.9 2538.7,296.9 934.1,307.9 937.0,5940.2 2199.6,4936.4 2649.2,4542.8 6359.2,1298.0 6588.0,1272.8 6588.0,229.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0052__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4856.0,652.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.396929,37.218069]}},{"type":"Feature","properties":{"resourceCoords":[224.0,2012.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.401789,37.216021]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p53","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"18"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0053/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0053/info.json","type":"ImageService2","height":7796,"width":6592},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,137.1 1806.3,113.3 1816.3,0.0 6592.0,0.0 6592.0,141.6 6395.3,292.6 6592.0,1202.1 6592.0,7796.0 3543.2,7796.0 3558.6,6427.7 3395.8,6304.6 2984.3,6187.8 559.6,6165.5 537.8,1946.2 -0.0,1948.0 -0.0,137.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1828.0,5216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.397317,37.219505]}},{"type":"Feature","properties":{"resourceCoords":[4168.0,628.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.395807,37.224036]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p54 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5938.0"},{"label":"split_canvas_w","value":"834.8"},{"label":"split_canvas_h","value":"1858.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054/info.json","type":"ImageService2","height":7796,"width":6608},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"834.8,7796.0 828.0,5960.8 582.8,5954.0 556.4,6147.6 -0.0,6132.5 -0.0,7796.0 834.8,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[691.0,6149.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.391563,37.236223]}},{"type":"Feature","properties":{"resourceCoords":[691.0,7540.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.390694,37.235121]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p54 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6608.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054/info.json","type":"ImageService2","height":7796,"width":6608},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6608.0,6477.0 6608.0,3050.2 6271.4,3096.2 6040.8,1407.1 6608.0,1345.2 6608.0,0.0 1704.1,0.0 549.1,3121.6 1703.8,3599.4 727.8,5958.0 828.0,5960.8 831.8,6981.0 1439.3,7080.2 6608.0,6477.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0054__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2580.0,5504.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.393941,37.2311869]}},{"type":"Feature","properties":{"resourceCoords":[6456.0,5036.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.390113,37.233032]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0055/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0055/info.json","type":"ImageService2","height":7796,"width":6604},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1118.5,1136.4 1177.3,814.6 3414.4,1665.3 5480.5,2051.9 6604.0,2102.5 6604.0,3668.8 5825.7,3629.1 6228.3,6924.6 5202.9,7117.5 5229.7,6977.9 494.0,6057.7 1444.4,1194.1 1118.5,1136.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0055/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40178583580015,37.22902347327886]}},{"type":"Feature","properties":{"resourceCoords":[6604.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39491298881853,37.231371232271144]}},{"type":"Feature","properties":{"resourceCoords":[6604.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39145664131189,37.224865408148005]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39832948829351,37.22251764915572]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0056/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0056/info.json","type":"ImageService2","height":7796,"width":6688},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,5572.3 394.8,5396.6 1239.5,5311.5 924.1,2050.4 1569.7,2104.5 1691.0,2108.8 1729.8,563.7 6688.0,0.0 6688.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0056/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39605307953374,37.229428388371275]}},{"type":"Feature","properties":{"resourceCoords":[6688.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.38907763477482,37.231979065137075]}},{"type":"Feature","properties":{"resourceCoords":[6688.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.38536969384214,37.22545909427742]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39234513860106,37.22290841751162]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p57","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0057/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0057/info.json","type":"ImageService2","height":7796,"width":6608},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7525.8 -0.0,-0.0 6608.0,0.0 6608.0,7695.2 6387.5,7796.0 713.8,7796.0 716.4,7522.1 -0.0,7525.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0057/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3176.0,7524.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.396376,37.204935]}},{"type":"Feature","properties":{"resourceCoords":[1880.0,7524.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.397687,37.204402]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p58","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0058/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0058/info.json","type":"ImageService2","height":7796,"width":6644},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"682.3,406.8 678.2,683.8 6400.0,714.9 6644.0,612.2 6644.0,7796.0 -0.0,7796.0 -0.0,406.8 682.3,406.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0058/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4392.0,3332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.393654,37.203126]}},{"type":"Feature","properties":{"resourceCoords":[1828.0,3332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.396212,37.202072]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p59","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0059/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0059/info.json","type":"ImageService2","height":7796,"width":6608},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6608.0,7796.0 631.8,7796.0 179.3,6168.7 -0.0,6210.3 -0.0,-0.0 6608.0,0.0 6608.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0059/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41552516463167,37.24628481456356]}},{"type":"Feature","properties":{"resourceCoords":[6608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40831913728097,37.24831551239005]}},{"type":"Feature","properties":{"resourceCoords":[6608.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4053307136842,37.24149993512671]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4125367410349,37.23946923730022]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0006/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"739.9,5812.8 384.1,1919.4 6310.5,2429.1 6214.1,3997.9 6620.0,4025.6 6620.0,4321.7 4689.6,4471.3 4648.9,5615.5 739.9,5812.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2896.0,5704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4030287,37.2303479]}},{"type":"Feature","properties":{"resourceCoords":[648.0,5364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.404306,37.230352]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p60","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0060/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0060/info.json","type":"ImageService2","height":7796,"width":6628},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 0.0,0.0 83.3,0.0 82.4,103.9 4877.5,326.6 6601.6,1540.8 6628.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0060/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4132739449959,37.24091964622429]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40612219361734,37.242991197152875]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40308302982763,37.236246963958735]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.41023478120619,37.23417541303015]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0065__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p65 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3205.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3426.4"},{"label":"split_canvas_h","value":"2741.6"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0065__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0065/info.json","type":"ImageService2","height":7796,"width":6632},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6632.0,0.0 4160.3,-0.0 3606.8,623.9 3416.3,1057.5 3206.0,2412.5 3206.0,2414.8 6632.0,2342.9 6632.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0065__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3205.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42847233854509,37.2233957420344]}},{"type":"Feature","properties":{"resourceCoords":[6632.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4266888489356,37.224032884947675]}},{"type":"Feature","properties":{"resourceCoords":[6632.0,2741.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42604938593246,37.22289758265034]}},{"type":"Feature","properties":{"resourceCoords":[3205.6,2741.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.42783287554195,37.22226043973706]}},{"type":"Feature","properties":{"resourceCoords":[3193.6,2417.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.427916,37.222393]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p7","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0007/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"294.0,6492.0 269.7,3358.5 374.4,2682.0 6103.4,3101.2 6361.6,6492.0 294.0,6492.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3740.0,6492.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.4047871,37.2275289]}},{"type":"Feature","properties":{"resourceCoords":[296.0,6492.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.406709,37.227187]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0008/info.json","type":"ImageService2","height":7796,"width":6620},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"383.6,1016.5 4261.0,1120.1 4385.4,0.0 6620.0,0.0 6620.0,6460.0 773.1,6447.2 383.6,1016.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40455825114213,37.23057147660246]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40089592772728,37.23123472144352]}},{"type":"Feature","properties":{"resourceCoords":[6620.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.39992183584245,37.2277764559528]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.4035841592573,37.227113211111735]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Petersburg, Virginia | 1915 | sanborn09056_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T00:08:48Z","modified":"2026-09-22T00:08:48Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0009/info.json","type":"ImageService2","height":7796,"width":6628},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"344.8,7638.0 250.0,7752.2 24.7,7450.0 101.3,78.3 6178.7,180.2 6619.1,7398.2 3462.3,7516.8 3437.3,6888.9 934.6,6981.0 612.7,7328.6 620.5,7796.0 344.8,7638.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090561915:09056_1915-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40677555401581,37.227211036937796]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40309976245396,37.2279169857862]}},{"type":"Feature","properties":{"resourceCoords":[6628.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40206425016827,37.224450036283294]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.40574004173011,37.22374408743489]}}]}}]}