{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03275_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Baton Rouge, Louisiana | 1916 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"40"},{"label":"placed","value":"26"},{"label":"unplaced","value":"14"},{"label":"fit sources","value":"georef 15, georef-snap 10, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 14 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 30.43270,-91.15995 +/-106m); p11 (tier 1, 30.45247,-91.17353 +/-258m); p12 (tier 1, 30.45263,-91.16929 +/-257m); p23__1 (tier 1, 30.44071,-91.18693 +/-160m); p28__2 (tier 1, 30.43446,-91.17728 +/-100m); p29__1 (tier 1, 30.44149,-91.17078 +/-255m); p29__2 (tier 1, 30.44382,-91.17103 +/-100m); p29__3 (tier 2, 30.44093,-91.17395 +/-308m); p30__1 (tier 1, 30.43387,-91.19093 +/-256m); p30__2 (tier 1, 30.43437,-91.19070 +/-100m); p31 (tier 3, 30.43142,-91.19108 +/-620m); p32__1 (tier 1, 30.46236,-91.18899 +/-100m); p32__2 (tier 1, 30.46632,-91.18787 +/-111m); p7__2 (tier 3, 30.45524,-91.18293 +/-620m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7266.0 -0.0,2693.4 543.6,2687.9 530.4,421.2 2697.6,396.0 2691.2,0.0 6452.0,0.0 6452.0,7180.6 -0.0,7266.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18069764226608,30.452910177105796]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17725021114144,30.452974988011114]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17716167170806,30.449425480061056]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1806091028327,30.449360669155737]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p13","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"19"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0013/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0013/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"939.2,3285.1 448.4,2372.9 398.3,82.2 4949.4,63.0 4935.5,2333.9 6154.0,2320.9 6135.8,4627.5 6452.0,4627.0 6452.0,7484.4 968.9,7489.6 965.8,5198.3 1237.9,5198.3 1237.5,4672.3 969.4,4675.4 939.2,3285.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2472.0,7484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.184624,30.4459791]}},{"type":"Feature","properties":{"resourceCoords":[6164.0,7484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1826393,30.4460312]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p14","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0014/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0014/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6272.0,7211.1 1454.2,7210.8 1451.8,7652.0 -0.0,7652.0 -0.0,515.6 1590.6,510.4 1610.8,0.0 6292.5,0.0 6272.0,7211.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1909662,30.4460321]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.187525,30.4461303]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18738989999999,30.4426117]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1908311,30.4425135]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p15","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0015/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0015/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"363.6,7377.8 395.7,797.0 5998.9,672.2 5976.0,5152.0 6452.0,5154.2 6452.0,7405.1 363.6,7377.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2248.0,5152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1865338,30.4438633]}},{"type":"Feature","properties":{"resourceCoords":[5976.0,5152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1845509,30.4439245]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0016/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0016/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"732.6,7177.3 715.9,4934.1 238.2,4935.2 228.1,470.7 6191.9,463.9 6208.2,7151.0 732.6,7177.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18475204941448,30.446192717909298]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18133186447483,30.446277714185502]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.181215757366,30.44275601802513]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18463594230566,30.442671021748925]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0017/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0017/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1079.9,2876.4 920.3,2876.8 927.7,1720.7 312.7,1727.8 318.0,589.6 5876.0,553.3 5897.2,2867.4 6127.8,2873.1 6153.2,7086.8 5205.4,7011.9 5208.1,7155.7 4062.6,7155.5 4062.4,7137.5 3065.6,7121.7 3054.0,6815.6 2050.2,6878.8 2041.4,4308.7 1082.0,4308.5 1079.9,2876.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1837707055826,30.449989831174463]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17689899387767,30.45016381847371]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17666131779367,30.443088301134804]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1835330294986,30.44291431383556]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0018/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0018/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3639.1,7067.5 719.4,7065.8 713.6,2859.0 483.4,2852.2 472.9,541.8 638.8,544.3 780.5,544.1 787.1,0.0 6452.0,0.0 6452.0,538.4 5956.2,538.9 5957.4,1702.3 6041.2,1701.6 6035.0,2422.0 5704.9,2423.1 5705.7,2582.7 6452.0,2581.6 6452.0,2835.9 5844.0,2833.5 5837.6,7083.4 6408.3,7085.8 6452.0,7652.0 3634.5,7652.0 3639.1,7067.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17801921722045,30.450123600428743]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1711372686964,30.45032556297959]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17086137638124,30.443239518585585]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1777433249053,30.44303755603474]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0019/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0019/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.3,7146.5 138.2,2864.4 750.8,2869.8 752.0,2613.6 -0.0,2611.1 -0.0,2450.2 332.6,2450.8 342.3,1724.9 257.8,1725.2 262.2,553.0 761.8,554.9 764.4,12.4 6452.0,0.0 6452.0,7652.0 728.0,7652.0 686.3,7151.6 111.3,7146.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17194685185962,30.450309866416898]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.16511783548536,30.450538594096514]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.16480537984815,30.44350706595787]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1716343962224,30.443278338278255]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5425.2,7248.0 -0.0,7214.4 -0.0,1151.7 1555.6,1142.8 1642.0,327.6 5420.5,335.4 5425.2,7248.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3208.0,2648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1895284,30.4513996]}},{"type":"Feature","properties":{"resourceCoords":[3208.0,7256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1894401,30.4492784]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0020/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0020/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5989.4,513.2 5915.5,7074.5 5628.0,7068.9 5627.1,7241.3 250.5,7209.0 248.1,7652.0 -0.0,7652.0 -0.0,-0.0 1600.2,0.0 1588.9,894.1 3018.5,912.8 3026.3,481.4 5989.4,513.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19171339952042,30.442899406006084]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1882209632429,30.443038678225218]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18803072016618,30.439442465854107]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19152315644371,30.439303193634974]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p21","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0021/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0021/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6230.8,504.3 6227.8,4946.8 6452.0,4953.4 6452.0,7465.1 3329.5,7450.9 3328.6,7652.0 2240.6,7652.0 2240.9,7319.2 -0.0,7317.5 -0.0,7141.6 291.3,7145.7 335.1,450.6 6230.8,504.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3952.0,2696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1864768,30.4418213]}},{"type":"Feature","properties":{"resourceCoords":[2140.0,472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1874937,30.4428117]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p22","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0022/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0022/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5875.6,7508.0 1019.3,7496.5 1002.5,4870.9 779.5,4865.7 754.2,447.3 5904.0,472.0 5904.0,2696.0 5652.8,2700.9 5908.9,2991.7 5875.6,7508.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5904.0,2696.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1824979,30.4419146]}},{"type":"Feature","properties":{"resourceCoords":[5904.0,472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1825392,30.442945]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p23 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"1902.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4550.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2072.4,2675.0 2071.0,2787.3 2230.7,2968.7 2197.4,7501.3 6241.0,7525.4 6239.6,7652.0 6443.4,7652.0 6452.0,0.0 6269.9,0.0 6270.6,454.0 2225.9,440.0 2225.9,2672.0 2072.4,2675.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2225.9,2672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1824979,30.4419146]}},{"type":"Feature","properties":{"resourceCoords":[2225.9,440.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1825392,30.442945]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p23 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5721.2"},{"label":"split_canvas_w","value":"2079.2"},{"label":"split_canvas_h","value":"1930.8"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1848.8,6815.0 2016.2,6824.7 2079.0,5724.0 1969.6,5724.0 230.8,5721.5 144.5,7115.4 1825.2,7232.1 1848.8,6815.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0023__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1947.3,7304.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1802976,30.4429727]}},{"type":"Feature","properties":{"resourceCoords":[1947.3,6232.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1803553,30.4435082]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p24","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0024/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0024/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,0.0 6452.0,-0.0 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0024/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18728998052828,30.439659154189798]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18715072264152,30.436673206036836]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19125929335137,30.43653085110999]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19139855123812,30.43951679926295]}},{"type":"Feature","properties":{"resourceCoords":[224.0,80.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1873449,30.439726]}},{"type":"Feature","properties":{"resourceCoords":[224.0,80.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1873281,30.439554]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p25","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0025/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0025/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5902.7,140.1 5881.2,5433.8 6452.0,5437.4 6452.0,7652.0 -0.0,7652.0 -0.0,-0.0 5902.7,140.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1760.0,5416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1856547,30.4371418]}},{"type":"Feature","properties":{"resourceCoords":[3816.0,132.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1846542,30.4396222]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0026/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0026/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"766.9,5406.5 190.1,5408.2 159.9,96.4 6326.0,79.0 6452.0,7366.3 5953.7,7652.0 788.6,7628.6 766.9,5406.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18362015031386,30.439696106252953]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18019134967045,30.439776113660553]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1800820647815,30.43624531036052]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1835108654249,30.43616530295292]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p27","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"1"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0027/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0027/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2837.7,343.1 2837.8,355.1 6452.0,387.0 6452.0,4672.8 5844.3,5024.9 5856.8,7131.2 4823.3,7139.5 4813.9,6063.3 3774.3,6065.0 3783.5,7145.3 2175.2,7150.4 1309.4,7652.0 440.2,7652.0 414.1,4565.2 512.8,4564.3 491.6,455.4 2615.8,481.6 2612.7,338.0 2837.7,343.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0027/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18082526768336,30.443897341415955]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1738934505088,30.444051048449982]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17368195446615,30.436965070414463]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18061377164071,30.436811363380436]}},{"type":"Feature","properties":{"resourceCoords":[5304.0,388.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1751161,30.4436644]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0028__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p28 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0028__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0028/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,2214.0 4808.8,2970.0 4748.0,0.0 4612.8,0.0 72.0,-0.0 -0.0,125.0 -0.0,874.0 1788.1,1895.4 1288.6,2774.1 373.5,2254.8 -0.0,2903.9 -0.0,3211.8 783.9,3657.0 -0.0,5020.6 -0.0,7652.0 6452.0,7652.0 6452.0,2214.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0028__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3612.0,5236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1764155,30.4343044]}},{"type":"Feature","properties":{"resourceCoords":[3128.0,5236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1766938,30.4346952]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1052.0,7232.0 1017.0,373.6 5500.8,365.5 5503.8,7239.7 1052.0,7232.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5488.0,4948.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1859072,30.4504433]}},{"type":"Feature","properties":{"resourceCoords":[1052.0,7232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1882563,30.4493187]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5611.6,36.7 5641.6,4771.9 4457.5,4805.1 4445.6,7140.2 1816.2,7131.7 1794.0,7652.0 -0.0,7652.0 -0.0,-0.0 5611.6,36.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3368.0,2392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1893853,30.4482197]}},{"type":"Feature","properties":{"resourceCoords":[5596.0,2392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1882197,30.4482562]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7010.8 -0.0,4732.9 1163.0,4695.1 1109.7,76.3 5608.5,84.8 5657.3,2380.6 6152.0,3295.3 6181.4,4688.6 6452.0,4685.8 6452.0,5213.0 6177.4,5212.7 6178.8,7508.9 2100.2,7652.0 2105.2,7007.7 -0.0,7010.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18884863509238,30.449337855191988]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1854120386131,30.44943157861566]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1852840059085,30.4458930967749]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18872060238779,30.445799373351228]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1137.0,7652.0 -0.0,7652.0 -0.0,-0.0 6452.0,0.0 6452.0,2769.6 5630.1,2754.0 5555.4,7280.1 5540.2,7280.0 5541.7,7095.9 5461.3,7094.9 5356.3,7278.5 1182.5,7245.0 1137.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19198186822962,30.459071970407855]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18513421539414,30.459317600679015]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18479863969505,30.452267516159182]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19164629253052,30.452021885888023]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p7 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0007__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,2968.0 3795.2,2970.8 3750.8,909.2 3409.6,0.0 866.4,0.0 895.4,2572.2 24.6,2566.0 -0.0,7395.5 6452.0,7383.3 6452.0,2968.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3260.0,7384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1824998,30.4526697]}},{"type":"Feature","properties":{"resourceCoords":[6256.0,7384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1794973,30.4527466]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p8","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5586.6,7248.9 1021.1,7274.0 1002.3,368.8 1206.0,0.0 1365.2,0.0 1366.6,367.3 5462.8,350.4 5586.6,7248.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1000.0,4972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1859072,30.4504433]}},{"type":"Feature","properties":{"resourceCoords":[1000.0,2668.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1859432,30.4515077]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Baton Rouge, Louisiana | 1916 | sanborn03275_007 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T17:34:13Z","modified":"2026-09-22T17:34:13Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"609.5,7282.6 471.6,375.6 6452.0,363.0 6452.0,2641.4 5905.6,2643.8 5878.9,7239.7 609.5,7282.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751916:03275_1916-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18384394925764,30.45280585206407]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18041466047083,30.452887614363675]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18030296369223,30.449356776994268]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18373225247903,30.449275014694663]}}]}}]}