{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00015_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Birmingham, Alabama | 1911 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"109"},{"label":"placed","value":"49"},{"label":"unplaced","value":"60"},{"label":"fit sources","value":"georef-snap 21, georef 18, snap:0 9, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 18 panels"},{"label":"unplaced pages","value":"p0 (tier 1, 33.60702,-86.80131 +/-258m); p453 (tier 1, 33.52011,-86.78413 +/-216m); p454__1 (tier 2, 33.53409,-86.78829 +/-326m); p458 (tier 1, 33.53704,-86.78180 +/-260m); p459__1 (tier 1, 33.54676,-86.78654 +/-107m); p459__2 (tier 1, 33.54741,-86.78663 +/-102m); p459__3 (tier 3, 33.54520,-86.78713 +/-634m); p460 (tier 2, 33.54039,-86.78270 +/-100m); p462 (tier 2, 33.53988,-86.77665 +/-463m); p463 (tier 2, 33.53576,-86.78722 +/-629m); p465 (tier 1, 33.52797,-86.78510 +/-254m); p466 (tier 1, 33.52355,-86.79022 +/-122m); p469 (tier 1, 33.53009,-86.78137 +/-254m); p470 (tier 2, 33.52347,-86.77896 +/-472m); p471 (tier 2, 33.53151,-86.77286 +/-986m); p473 (tier 1, 33.50625,-86.83055 +/-264m); p474 (tier 3, 33.53043,-86.77667 +/-634m); p479 (tier 1, 33.54021,-86.75753 +/-266m); p480 (tier 1, 33.53675,-86.76748 +/-258m); p481 (tier 1, 33.52981,-86.75882 +/-259m); p482 (tier 2, 33.53854,-86.76359 +/-162m); p484 (tier 1, 33.53906,-86.76730 +/-130m); p486 (tier 1, 33.53699,-86.76401 +/-262m); p490 (tier 1, 33.55245,-86.74171 +/-131m); p491 (tier 1, 33.54380,-86.75080 +/-249m); p492 (tier 1, 33.54391,-86.74874 +/-254m); p493 (tier 1, 33.54788,-86.74125 +/-264m); p499 (tier 1, 33.55698,-86.73575 +/-256m); p507 (tier 1, 33.55999,-86.72434 +/-252m); p508 (tier 1, 33.56220,-86.72140 +/-261m); p509 (tier 1, 33.56771,-86.71844 +/-257m); p512__1 (tier 1, 33.58470,-86.71848 +/-100m); p512__2 (tier 1, 33.58562,-86.71904 +/-113m); p512__3 (tier 1, 33.58485,-86.71791 +/-100m); p513 (tier 1, 33.52202,-86.78627 +/-266m); p514 (tier 1, 33.54076,-86.75992 +/-240m); p515 (tier 1, 33.52508,-86.77969 +/-250m); p519 (tier 1, 33.56867,-86.72236 +/-256m); p520 (tier 1, 33.53227,-86.76452 +/-259m); p522 (tier 2, 33.53369,-86.76150 +/-100m); p523 (tier 2, 33.53736,-86.75749 +/-100m); p524 (tier 1, 33.53508,-86.75039 +/-253m); p528 (tier 2, 33.54167,-86.74809 +/-153m); p530 (tier 1, 33.56201,-86.72383 +/-257m); p531 (tier 1, 33.56346,-86.71667 +/-247m); p532 (tier 1, 33.51602,-86.78306 +/-260m); p533 (tier 1, 33.51973,-86.77849 +/-255m); p536 (tier 2, 33.52471,-86.77457 +/-191m); p537 (tier 4, 33.54188,-86.75982 +/-7074m); p538 (tier 2, 33.51969,-86.77826 +/-100m); p539 (tier 2, 33.52094,-86.77564 +/-100m); p540 (tier 1, 33.54216,-86.78502 +/-124m); p544__1 (tier 1, 33.54136,-86.72521 +/-188m); p545 (tier 4, 33.54188,-86.75982 +/-7074m); p546__1 (tier 2, 33.54137,-86.76524 +/-100m); p546__2 (tier 1, 33.53748,-86.78412 +/-216m); p547__1 (tier 1, 33.58695,-86.80503 +/-100m); p547__2 (tier 3, 33.58585,-86.80591 +/-634m); p547__3 (tier 3, 33.58585,-86.80591 +/-634m); p547__4 (tier 3, 33.58585,-86.80591 +/-634m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0451/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p451","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0451/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0451/info.json","type":"ImageService2","height":7796,"width":6520},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5727.7,7796.0 -0.0,7796.0 -0.0,-0.0 6520.0,0.0 6520.0,5653.1 6184.4,5655.7 6170.8,7378.4 5726.5,7381.4 5727.7,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0451/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[424.0,3884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.797776,33.534912]}},{"type":"Feature","properties":{"resourceCoords":[424.0,7400.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7968243,33.5335331]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0452/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p452","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0452/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0452/info.json","type":"ImageService2","height":7796,"width":6480},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"450.1,7796.0 -0.0,6128.9 -0.0,446.6 561.4,272.0 1363.8,389.0 1480.9,-0.0 6480.0,-0.0 6480.0,7796.0 5940.2,7796.0 5590.1,7206.6 4791.3,7796.0 450.1,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0452/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74596037774548,33.542434498650046]}},{"type":"Feature","properties":{"resourceCoords":[6480.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74474876585444,33.53964328573419]}},{"type":"Feature","properties":{"resourceCoords":[6480.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74874940328272,33.53841973791173]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74996101517375,33.54121095082758]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0454__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p454 [2]","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":"6480.0"},{"label":"split_canvas_h","value":"4540.4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0454__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0454/info.json","type":"ImageService2","height":7796,"width":6480},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6480.0,0.0 0.0,0.0 -0.0,4540.4 212.4,4540.4 6480.0,4532.0 6480.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0454__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3096.0,3896.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7805801,33.5135514]}},{"type":"Feature","properties":{"resourceCoords":[6020.0,3896.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.779892,33.5138669]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0455/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p455","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0455/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0455/info.json","type":"ImageService2","height":7796,"width":6568},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"437.7,2177.2 456.0,480.0 786.7,478.4 788.0,0.0 6568.0,0.0 6568.0,7796.0 -0.0,7796.0 -0.0,2178.8 437.7,2177.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0455/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[456.0,3924.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.793635,33.534148]}},{"type":"Feature","properties":{"resourceCoords":[456.0,480.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7945859,33.5355167]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0456/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p456","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0456/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0456/info.json","type":"ImageService2","height":7796,"width":6480},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6053.7,7796.0 -0.0,7796.0 -0.0,-0.0 6480.0,0.0 6480.0,4015.5 5643.6,3880.9 5138.7,7303.9 6108.0,7468.0 6053.7,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0456/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[6108.0,7468.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.782828,33.536541]}},{"type":"Feature","properties":{"resourceCoords":[6108.0,452.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.785256,33.539046]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0457/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p457","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"13"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0457/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0457/info.json","type":"ImageService2","height":7796,"width":6568},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1291.6,7796.0 1284.2,7425.6 220.0,7436.0 168.8,3978.3 1017.1,3957.4 280.4,3.1 6517.2,0.0 6568.0,7796.0 1291.6,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0457/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4328.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7832011,33.5400508]}},{"type":"Feature","properties":{"resourceCoords":[220.0,7436.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.78334,33.536305]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0461/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p461","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0461/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0461/info.json","type":"ImageService2","height":7796,"width":6568},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2240.4,7053.7 -0.0,6974.6 -0.0,-0.0 6568.0,0.0 6568.0,7796.0 2229.8,7796.0 2240.4,7053.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0461/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78523844402231,33.54295398692562]}},{"type":"Feature","properties":{"resourceCoords":[6568.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78213505491418,33.5444721690857]}},{"type":"Feature","properties":{"resourceCoords":[6568.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77998813171216,33.54138030084307]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78309152082029,33.53986211868299]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0464/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p464","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"20"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0464/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0464/info.json","type":"ImageService2","height":7796,"width":6476},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,-0.0 6476.0,0.0 6476.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0464/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3368.0,7404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.772364,33.53585]}},{"type":"Feature","properties":{"resourceCoords":[180.0,3952.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7740502,33.5373822]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0467/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p467","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0467/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0467/info.json","type":"ImageService2","height":7796,"width":6548},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6548.0,7796.0 -0.0,7796.0 -0.0,3368.9 824.0,3375.4 827.1,3152.3 1932.0,3160.0 1932.1,354.6 3096.0,772.1 3141.6,262.8 4717.7,251.4 4718.0,-0.0 6548.0,-0.0 6548.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0467/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1932.0,6088.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7817802,33.5193146]}},{"type":"Feature","properties":{"resourceCoords":[1932.0,3160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7804135,33.5199685]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0468/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p468","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0468/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0468/info.json","type":"ImageService2","height":7796,"width":6440},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6440.0,7796.0 -0.0,7796.0 -0.0,0.0 6440.0,-0.0 6440.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0468/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78729201406205,33.52645707762559]}},{"type":"Feature","properties":{"resourceCoords":[6440.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78560098438143,33.52391269942528]}},{"type":"Feature","properties":{"resourceCoords":[6440.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78926983006195,33.522194097168786]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.79096085974257,33.52473847536909]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0472/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p472","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0472/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0472/info.json","type":"ImageService2","height":7796,"width":6480},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6480.0,7796.0 -0.0,7796.0 0.0,0.0 5459.9,-0.0 5463.1,1686.0 5647.7,1681.6 6057.9,1671.7 6079.7,7284.0 6480.0,7290.7 6480.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0472/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77768298654267,33.53092025561109]}},{"type":"Feature","properties":{"resourceCoords":[6480.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7759745521102,33.528349625569376]}},{"type":"Feature","properties":{"resourceCoords":[6480.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77965855869029,33.52662414073584]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78136699312276,33.52919477077756]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p475 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3880.0"},{"label":"split_canvas_w","value":"2346.4"},{"label":"split_canvas_h","value":"3916.0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"302.4,4200.4 303.8,3880.0 0.0,3880.0 0.0,7796.0 2346.4,7796.0 2304.8,4222.1 302.4,4200.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[303.8,7440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.76807,33.542954]}},{"type":"Feature","properties":{"resourceCoords":[303.8,4068.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7680698,33.5446148]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p475 [2]","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":"6496.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6496.0,7796.0 6496.0,0.0 126.1,0.0 137.3,663.5 2356.9,670.9 2386.0,4547.6 2308.6,4548.2 2346.4,7796.0 6496.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0475__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76814275264202,33.54485126205987]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76460469657277,33.54482887486032]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76463693083288,33.54128972947084]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76817498690212,33.54131211667039]}},{"type":"Feature","properties":{"resourceCoords":[4364.0,2928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.765778,33.543507]}},{"type":"Feature","properties":{"resourceCoords":[4364.0,2928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.765776,33.542969]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0476/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p476","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0476/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0476/info.json","type":"ImageService2","height":7796,"width":6444},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3252.9,448.2 3736.0,0.0 6444.0,0.0 4248.1,1243.4 4180.1,3652.2 5217.0,3690.6 5167.0,5916.3 4120.3,6500.4 4147.8,5191.4 3145.8,5171.0 3109.7,7056.5 2397.7,7462.6 2084.8,7445.6 2201.3,1434.4 17.7,3491.5 1098.8,3546.8 1029.0,7796.0 -0.0,7796.0 -0.0,-0.0 3100.0,0.0 3252.9,448.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0476/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76528695267993,33.53928274715307]}},{"type":"Feature","properties":{"resourceCoords":[6444.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76183263190188,33.539357863550336]}},{"type":"Feature","properties":{"resourceCoords":[6444.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76172436251846,33.535850148154374]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76517868329651,33.5357750317571]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0477/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p477","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0477/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0477/info.json","type":"ImageService2","height":7796,"width":6532},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,0.0 6532.0,0.0 6532.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0477/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77232267945149,33.544742483587285]}},{"type":"Feature","properties":{"resourceCoords":[6532.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76876108218607,33.544645366566954]}},{"type":"Feature","properties":{"resourceCoords":[6532.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76889917947047,33.54107751869207]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77246077673588,33.5411746357124]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0478/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p478","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0478/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0478/info.json","type":"ImageService2","height":7796,"width":6476},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,3590.4 -0.0,3590.4 12.4,287.8 13.7,0.0 2846.1,0.0 2844.5,228.3 2001.0,3903.5 1025.0,4389.3 -0.0,3590.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0478/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76523756830753,33.53942084173006]}},{"type":"Feature","properties":{"resourceCoords":[6476.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76156808829595,33.53943590073941]}},{"type":"Feature","properties":{"resourceCoords":[6476.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76154649108942,33.53572795535432]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.765215971101,33.53571289634497]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0483/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p483","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0483/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0483/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"312.3,7018.1 151.6,6814.1 146.4,6326.2 -0.0,6327.0 0.0,0.0 6496.0,0.0 6496.0,4911.9 4022.8,6316.8 4156.8,6552.8 788.1,6552.8 312.3,7018.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0483/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76370106750694,33.54224714559275]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76025165056745,33.54224577001505]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76025361734474,33.538770990454125]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76370303428423,33.53877236603182]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0485/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p485","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0485/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0485/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,4243.3 2626.3,5491.1 3061.7,4574.4 -0.0,3057.0 -0.0,1919.3 3194.2,3484.4 3341.9,3212.9 3279.0,2405.5 1900.3,1717.6 6493.5,1505.2 6496.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0485/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7631623,33.5379625]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7615642,33.5353371]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7653443,33.5337384]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7669424,33.5363638]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0487/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p487","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0487/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0487/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7664.5 -0.0,3139.6 159.3,2856.2 1007.9,3334.5 382.3,4442.7 1547.3,4424.0 2613.7,2541.2 1743.4,2031.4 2909.4,0.0 5322.6,0.0 6496.0,673.8 6496.0,2347.9 5849.4,3555.3 5844.5,5391.0 6496.0,5392.9 6496.0,7721.2 -0.0,7664.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0487/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76438633014767,33.53810485423186]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76127419551585,33.53959626935065]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.759141879513,33.5364611290559]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76225401414482,33.53496971393711]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0488/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p488","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0488/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0488/info.json","type":"ImageService2","height":7796,"width":6484},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,262.1 -0.0,-0.0 5168.7,27.1 4504.0,1204.3 4529.1,2892.1 6020.3,3779.2 4580.4,6338.5 4602.1,7796.0 660.0,7699.2 653.8,5362.7 -0.0,5362.5 -0.0,3431.0 645.7,2306.8 641.3,629.4 -0.0,262.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0488/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7615665323923,33.53943079197527]}},{"type":"Feature","properties":{"resourceCoords":[6484.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7584665118381,33.54090727497297]}},{"type":"Feature","properties":{"resourceCoords":[6484.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75635161988147,33.53777858531457]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75945164043567,33.53630210231687]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0489/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p489","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0489/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0489/info.json","type":"ImageService2","height":7796,"width":6496},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,6289.3 1475.0,3757.4 -0.0,2849.9 -0.0,1165.0 680.9,0.0 6496.0,0.0 6496.0,7796.0 -0.0,7796.0 -0.0,6289.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0489/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75941135872515,33.54043748106173]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75632642594884,33.541958143669525]}},{"type":"Feature","properties":{"resourceCoords":[6496.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7541522507673,33.53885046815265]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75723718354361,33.53732980554486]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0494/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p494","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0494/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0494/info.json","type":"ImageService2","height":7796,"width":6460},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 6460.0,14.1 6460.0,7767.8 5693.1,7771.7 5697.0,7465.8 -0.0,7332.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0494/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74841250627564,33.548164900239506]}},{"type":"Feature","properties":{"resourceCoords":[6460.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74585232049927,33.55018223542379]}},{"type":"Feature","properties":{"resourceCoords":[6460.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74295162790447,33.54758909245113]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74551181368085,33.54557175726685]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0495/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p495","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0495/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0495/info.json","type":"ImageService2","height":7796,"width":6524},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6524.0,431.1 6524.0,432.9 6524.0,7514.4 5704.8,7517.8 5705.9,7796.0 2144.1,7796.0 2184.3,0.0 6524.0,0.0 6524.0,431.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0495/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74670383682165,33.549495444177445]}},{"type":"Feature","properties":{"resourceCoords":[6524.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.744144814999,33.55153273511053]}},{"type":"Feature","properties":{"resourceCoords":[6524.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74124413087408,33.54896622866163]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74380315269673,33.546928937728545]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0496/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p496","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0496/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0496/info.json","type":"ImageService2","height":7796,"width":6456},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6456.0,0.0 6456.0,6135.1 5557.2,6256.8 5605.5,7481.9 921.4,7554.6 834.6,82.1 6456.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0496/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74450794586429,33.551301374263005]}},{"type":"Feature","properties":{"resourceCoords":[6456.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7419336612603,33.55330361385746]}},{"type":"Feature","properties":{"resourceCoords":[6456.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73905281591267,33.55069464270308]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74162710051665,33.548692403108625]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0497/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p497","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0497/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0497/info.json","type":"ImageService2","height":7796,"width":6524},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1400.1,1350.9 1586.1,0.0 6524.0,0.0 6524.0,7796.0 706.5,7796.0 726.5,7630.7 93.4,7628.2 494.0,1348.8 1400.1,1350.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0497/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74071816254639,33.55114696848145]}},{"type":"Feature","properties":{"resourceCoords":[6524.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73846764114174,33.553451733630745]}},{"type":"Feature","properties":{"resourceCoords":[6524.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73518606039516,33.55119467683663]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73743658179981,33.548889911687326]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0498/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p498","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0498/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0498/info.json","type":"ImageService2","height":7796,"width":6456},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6456.0,0.0 6456.0,2541.0 6144.0,2540.0 6132.2,4999.0 5785.4,5002.3 5776.0,7796.0 -0.0,7796.0 35.2,0.0 6456.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0498/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3104.0,2540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.734172,33.552342]}},{"type":"Feature","properties":{"resourceCoords":[6144.0,2540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.733125,33.553429]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0500/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p500","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0500/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0500/info.json","type":"ImageService2","height":7796,"width":6476},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6476.0,0.0 6476.0,1461.8 6187.6,1460.5 6166.8,7796.0 -0.0,7796.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0500/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3112.0,1556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.735193,33.560295]}},{"type":"Feature","properties":{"resourceCoords":[6188.0,1556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.734138,33.561377]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0501/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p501","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0501/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0501/info.json","type":"ImageService2","height":7796,"width":6444},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"344.4,2682.2 348.0,240.0 657.9,240.0 657.1,0.0 6437.9,0.0 6444.0,7796.0 -0.0,7796.0 -0.0,2686.6 344.4,2682.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0501/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3392.0,240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.732065,33.554522]}},{"type":"Feature","properties":{"resourceCoords":[348.0,240.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.733125,33.553429]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0502/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p502","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0502/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0502/info.json","type":"ImageService2","height":7796,"width":6416},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 5844.5,0.0 5844.0,153.5 6185.3,154.1 6172.5,7431.8 6416.0,7446.6 6416.0,7796.0 13.8,7642.4 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0502/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73321879721856,33.557096310171346]}},{"type":"Feature","properties":{"resourceCoords":[6416.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73101272920412,33.559386115621315]}},{"type":"Feature","properties":{"resourceCoords":[6416.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72769735463547,33.55713654396665]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7299034226499,33.55484673851668]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0503/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p503","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0503/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0503/info.json","type":"ImageService2","height":7796,"width":6396},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7472.5 -0.0,6326.5 336.1,6324.9 328.4,0.0 6396.0,0.0 6396.0,7426.8 -0.0,7472.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0503/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[320.0,4440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.732311,33.560123]}},{"type":"Feature","properties":{"resourceCoords":[3368.0,7448.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7299909,33.560327]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0504/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p504","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0504/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0504/info.json","type":"ImageService2","height":7796,"width":6536},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"553.2,7796.0 172.0,478.8 6327.8,126.7 6536.0,7796.0 553.2,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0504/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73128255963637,33.559347575180794]}},{"type":"Feature","properties":{"resourceCoords":[6536.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72888985905415,33.561544644344856]}},{"type":"Feature","properties":{"resourceCoords":[6536.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72574576421997,33.55916585480094]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72813846480219,33.556968785636876]}},{"type":"Feature","properties":{"resourceCoords":[172.0,480.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7310265,33.5592593]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0505/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p505","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0505/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0505/info.json","type":"ImageService2","height":7796,"width":6516},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"803.9,7796.0 2307.0,0.0 6516.0,0.0 6516.0,7796.0 803.9,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0505/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73072320588413,33.56123539154389]}},{"type":"Feature","properties":{"resourceCoords":[6516.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7289957670486,33.563924076506936]}},{"type":"Feature","properties":{"resourceCoords":[6516.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72516240419479,33.56218969682647]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72688984303034,33.559501011863425]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0506/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p506","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0506/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0506/info.json","type":"ImageService2","height":7796,"width":6544},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 0.0,-0.0 6345.9,0.0 6328.9,2516.3 6304.7,3617.4 6304.0,3742.7 6544.0,3743.3 6544.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0506/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3532.0,256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7231518,33.563084]}},{"type":"Feature","properties":{"resourceCoords":[6344.0,256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.722363,33.564322]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0510/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p510","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0510/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0510/info.json","type":"ImageService2","height":7796,"width":6544},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,-0.0 6544.0,-0.0 6544.0,7306.2 2385.9,7293.9 2387.1,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0510/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72177033755007,33.567790455784326]}},{"type":"Feature","properties":{"resourceCoords":[6544.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7186717740083,33.566392330097905]}},{"type":"Feature","properties":{"resourceCoords":[6544.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72065672484628,33.563294811333826]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.72375528838805,33.56469293702025]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0511/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p511","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0511/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0511/info.json","type":"ImageService2","height":7796,"width":6468},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6468.0,7796.0 -0.0,7796.0 -0.0,-0.0 6468.0,-0.0 6468.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0511/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[244.0,4080.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.721633,33.572707]}},{"type":"Feature","properties":{"resourceCoords":[244.0,7672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.722586,33.571246]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0516/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p516","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0516/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0516/info.json","type":"ImageService2","height":7796,"width":6408},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5868.0,600.0 6048.4,7796.0 -0.0,7796.0 -0.0,757.3 5868.0,600.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0516/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5868.0,2248.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.776474,33.527518]}},{"type":"Feature","properties":{"resourceCoords":[5868.0,600.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.7768758,33.5281471]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0517/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p517","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0517/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0517/info.json","type":"ImageService2","height":7796,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"388.6,7475.4 330.4,0.0 6452.0,22.7 6452.0,2370.9 6286.9,2373.1 6347.9,7796.0 -0.0,7796.0 -0.0,7465.8 388.6,7475.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0517/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77719482434335,33.528306750123136]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7741590629925,33.52973487863213]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77210350891048,33.52665551517137]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77513927026133,33.52522738666238]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0518/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p518","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0518/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0518/info.json","type":"ImageService2","height":7796,"width":6420},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"191.1,0.0 6420.0,0.0 6420.0,7796.0 -0.0,7796.0 -0.0,2342.6 164.7,2342.3 191.1,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0518/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77424264915382,33.52968267240357]}},{"type":"Feature","properties":{"resourceCoords":[6420.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77123376687045,33.53113572309778]}},{"type":"Feature","properties":{"resourceCoords":[6420.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76913189662608,33.528068441379354]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77214077890945,33.52661539068514]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0521/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p521","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0521/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0521/info.json","type":"ImageService2","height":7796,"width":6492},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.8,7796.0 302.3,-0.0 6492.0,-0.0 6492.0,7796.0 152.8,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0521/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75888591732281,33.536782393500516]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75710045288764,33.53422456179496]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76075959122988,33.532424733895986]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76254505566506,33.534982565601545]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0525/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p525","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0525/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0525/info.json","type":"ImageService2","height":7796,"width":6492},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 6492.0,0.0 6492.0,7796.0 -0.0,7796.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0525/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75457518228664,33.538396712659534]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75232250268847,33.54062496010821]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74913471343609,33.53835425947935]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75138739303426,33.53612601203067]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0526/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p526","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0526/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0526/info.json","type":"ImageService2","height":7796,"width":6448},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6448.0,3460.4 4879.1,3024.1 2637.5,6797.3 2737.3,7796.0 1511.7,7796.0 1205.5,7629.2 1344.3,66.5 6448.0,0.0 6448.0,3460.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0526/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75280999393145,33.5401721101714]}},{"type":"Feature","properties":{"resourceCoords":[6448.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.75060521901712,33.542435834382594]}},{"type":"Feature","properties":{"resourceCoords":[6448.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74734454038217,33.54019828112975]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7495493152965,33.53793455691856]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0527/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p527","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0527/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0527/info.json","type":"ImageService2","height":7796,"width":6492},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6492.0,1976.6 6492.0,6870.3 6139.8,7288.4 5296.5,6811.4 4864.5,6800.2 4434.3,7796.0 -0.0,7796.0 -0.0,1088.5 168.3,1089.0 147.2,1874.9 6492.0,1976.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0527/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74531543318842,33.54612490430613]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74288089622601,33.54396275045575]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74597435667219,33.541508917260735]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7484088936346,33.54367107111112]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0529/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p529","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0529/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0529/info.json","type":"ImageService2","height":7796,"width":6492},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6492.0,7796.0 -0.0,7796.0 0.0,0.0 6492.0,69.9 6492.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0529/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74600419611697,33.54548573184291]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74340252580492,33.54748416744299]}},{"type":"Feature","properties":{"resourceCoords":[6492.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74054329367495,33.54486188394522]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74314496398699,33.54286344834514]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0534/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p534","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0534/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0534/info.json","type":"ImageService2","height":7796,"width":6444},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3066.5,6258.1 2567.2,6214.2 2967.3,5077.9 219.4,5081.7 218.5,4003.5 -0.0,4000.8 -0.0,-0.0 6444.0,0.0 6444.0,1699.2 6029.0,1699.6 6023.6,7796.0 3089.7,7796.0 3066.5,6258.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0534/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78189473399274,33.521953331900924]}},{"type":"Feature","properties":{"resourceCoords":[6444.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77882146989676,33.52341889440736]}},{"type":"Feature","properties":{"resourceCoords":[6444.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77670959007625,33.52029736360261]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77978285417224,33.51883180109618]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0535/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p535","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0535/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0535/info.json","type":"ImageService2","height":7796,"width":6572},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"485.1,7796.0 513.4,1661.3 934.3,1662.6 940.7,0.0 6572.0,0.0 6572.0,7796.0 485.1,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0535/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77924645865322,33.52318246630969]}},{"type":"Feature","properties":{"resourceCoords":[6572.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77616329620001,33.524665806403014]}},{"type":"Feature","properties":{"resourceCoords":[6572.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7740674199211,33.52159522897567]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7771505823743,33.52011188888235]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0541/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p541","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0541/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0541/info.json","type":"ImageService2","height":7796,"width":6552},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,-0.0 6552.0,0.0 6552.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0541/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77469473075547,33.524703621782876]}},{"type":"Feature","properties":{"resourceCoords":[6552.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77163057969894,33.52622069375615]}},{"type":"Feature","properties":{"resourceCoords":[6552.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.76948040517536,33.52315986855741]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.77254455623189,33.52164279658413]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0542/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p542","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0542/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0542/info.json","type":"ImageService2","height":7796,"width":6460},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"18.6,176.5 5503.1,180.3 5832.2,5229.4 6460.0,5155.8 6460.0,7796.0 -0.0,7796.0 18.6,176.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0542/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.74174287294237,33.548854437556116]}},{"type":"Feature","properties":{"resourceCoords":[6460.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73919915526868,33.55089834706978]}},{"type":"Feature","properties":{"resourceCoords":[6460.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7362602524665,33.548321883687066]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.73880397014018,33.5462779741734]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0543/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p543","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0543/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0543/info.json","type":"ImageService2","height":7796,"width":6552},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7796.0 -0.0,0.0 6552.0,-0.0 6552.0,5264.6 6552.0,5694.5 6552.0,6242.9 6552.0,7796.0 -0.0,7796.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0543/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78405415881372,33.572449565112656]}},{"type":"Feature","properties":{"resourceCoords":[6552.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78163316300585,33.5703455678802]}},{"type":"Feature","properties":{"resourceCoords":[6552.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.78461676608234,33.56792847110613]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7796.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-86.7870377618902,33.57003246833858]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0544__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Birmingham, Alabama | 1911 | sanborn00015_008 p544 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6468.0"},{"label":"split_canvas_h","value":"5406.4"}],"created":"2026-09-21T14:07:54Z","modified":"2026-09-21T14:07:54Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0544__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0544/info.json","type":"ImageService2","height":7796,"width":6468},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6468.0,0.0 0.0,0.0 0.0,4864.4 4972.4,4829.2 6468.0,5406.4 6468.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd397m:g3974m:g3974bm:g3974bm_g00015191104:00015_04_1911-0544__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2140.0,655.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.834954,33.528464]}},{"type":"Feature","properties":{"resourceCoords":[4928.0,655.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.834922,33.529082]}}]}}]}