{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn03275_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Baton Rouge, Louisiana | 1898 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"26"},{"label":"placed","value":"21"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 10, georef 8, snap:0 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 30.44060,-91.18679 +/-255m); p17 (tier 3, 30.45602,-91.18827 +/-570m); p18__2 (tier 1, 30.44345,-91.17648 +/-158m); p21__2 (tier 1, 30.45303,-91.17022 +/-186m); p8 (tier 1, 30.44545,-91.18910 +/-265m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0010/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 | 1898 | sanborn03275_003 p10","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"327.7,482.0 -0.0,481.6 -0.0,-0.0 1823.0,0.0 1820.4,239.8 4026.9,224.4 4022.1,0.0 6058.5,0.0 6047.1,2884.0 6246.5,2884.7 6253.1,7227.7 329.7,7229.3 327.7,482.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4024.0,480.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1826895,30.4470942]}},{"type":"Feature","properties":{"resourceCoords":[4024.0,7232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1825732,30.4439781]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0011/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 | 1898 | sanborn03275_003 p11","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0011/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5953.7,1725.9 5947.9,6413.6 2917.5,6669.7 2914.8,7652.0 -0.0,7652.0 -0.0,-0.0 6452.0,0.0 6452.0,1398.0 6065.3,1381.0 5953.7,1725.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5944.0,4764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1884226,30.4417703]}},{"type":"Feature","properties":{"resourceCoords":[5944.0,2548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1884586,30.4427875]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0012/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 | 1898 | sanborn03275_003 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0012/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0012/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"316.6,1935.6 426.8,1597.8 808.3,1614.7 808.5,245.3 -0.0,244.8 -0.0,-0.0 2097.4,0.0 2097.2,702.8 6120.6,557.4 6188.3,7105.9 3912.8,7100.4 3913.3,7652.0 298.5,7652.0 316.6,1935.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1886699830863,30.444067440715823]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18518772067083,30.44416089781019]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18506005872523,30.44057520140114]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1885423211407,30.440481744306773]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0013/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 | 1898 | sanborn03275_003 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0013/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0013/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5671.3,7652.0 2789.7,7652.0 2799.9,7097.6 584.8,7064.3 528.6,523.3 5681.6,514.2 5671.3,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18565212559518,30.444132295541127]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18216601387635,30.444231131037917]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18203100497597,30.440641473188045]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1855171166948,30.440542637691255]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0014/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 | 1898 | sanborn03275_003 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0014/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0014/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1088.4,7080.2 524.6,7079.1 507.0,5221.1 -0.0,5216.5 -0.0,-0.0 6452.0,0.0 6452.0,7652.0 1083.2,7652.0 1088.4,7080.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18393165046199,30.455930127360467]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18046917927177,30.45603286625849]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18032882107686,30.452467989645807]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18379129226707,30.452365250747786]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0015/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 | 1898 | sanborn03275_003 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0015/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0015/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"179.1,4705.2 183.7,2397.2 531.6,2328.8 507.2,0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0 -0.0,4794.5 392.6,4793.1 394.5,5268.0 556.5,4699.2 179.1,4705.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18168173604903,30.44957939608619]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17821976912347,30.449664809437266]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17810308827971,30.446100213400626]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18156505520527,30.44601480004955]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0016/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 | 1898 | sanborn03275_003 p16","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0016/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0016/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4468.3,263.4 4465.2,634.8 5766.2,631.7 5764.9,0.0 6452.0,0.0 6452.0,7652.0 399.2,7572.6 392.0,276.0 4468.3,263.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[392.0,1384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1825555,30.4434696]}},{"type":"Feature","properties":{"resourceCoords":[392.0,276.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1825732,30.4439781]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__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 | 1898 | sanborn03275_003 p18 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3706.8"},{"label":"split_canvas_h","value":"5426.8"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2406.2,5057.0 2402.4,5426.6 3222.4,5426.8 3706.8,5426.8 3678.7,718.7 554.5,706.8 566.9,5055.9 2406.2,5057.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18176740243707,30.446334896695117]}},{"type":"Feature","properties":{"resourceCoords":[3706.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17979950088582,30.446389933107728]}},{"type":"Feature","properties":{"resourceCoords":[3706.8,5426.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17970670431521,30.443888886492775]}},{"type":"Feature","properties":{"resourceCoords":[0.0,5426.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18167460586646,30.443833850080164]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__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 | 1898 | sanborn03275_003 p18 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5426.0"},{"label":"split_canvas_w","value":"3222.8"},{"label":"split_canvas_h","value":"2226.0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3222.8,7652.0 3222.4,5426.8 0.0,5426.0 -0.0,7652.0 3222.8,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3062.9,6165.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1763081,30.4496702]}},{"type":"Feature","properties":{"resourceCoords":[899.7,6165.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1774068,30.4496381]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__4/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 | 1898 | sanborn03275_003 p18 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"3222.4"},{"label":"split_canvas_y","value":"5426.8"},{"label":"split_canvas_w","value":"3229.6"},{"label":"split_canvas_h","value":"2225.2"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__4/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5913.4,5427.1 3706.8,5426.8 3222.4,5426.8 3222.8,7652.0 6452.0,7652.0 6452.0,5577.5 5893.5,5567.4 5913.4,5427.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0018__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3222.4,5426.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18481080687805,30.454752434235992]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,5426.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18473557474286,30.45322539292378]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18594816596953,30.45318037065033]}},{"type":"Feature","properties":{"resourceCoords":[3222.4,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18602339810472,30.45470741196254]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__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 | 1898 | sanborn03275_003 p19 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3682.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3969.2"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1440.0,7652.0 2564.0,7652.0 6452.0,7652.0 6452.0,4254.2 1571.2,4298.8 1581.7,4901.7 -0.0,4928.5 -0.0,6766.7 375.4,6762.4 317.3,7652.0 1440.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1620.0,7088.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1863958,30.4396009]}},{"type":"Feature","properties":{"resourceCoords":[5124.0,7088.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1846542,30.4396222]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__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 | 1898 | sanborn03275_003 p19 [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":"6452.0"},{"label":"split_canvas_h","value":"3712.0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4800.7,2666.7 6116.0,2772.0 6136.1,2510.4 6452.0,2563.5 6452.0,1131.5 6243.2,1114.0 6328.7,0.0 3369.5,0.0 3286.3,952.4 460.1,713.5 520.4,0.0 -0.0,-0.0 0.0,3682.8 4627.2,3703.7 4800.7,2666.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0019__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":[-91.19183538353364,30.44067095461318]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18832666001992,30.44101979864601]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,3712.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18809381186125,30.439279856309515]}},{"type":"Feature","properties":{"resourceCoords":[0.0,3712.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19160253537497,30.438931012276683]}},{"type":"Feature","properties":{"resourceCoords":[6116.0,2772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1883355,30.4397023]}},{"type":"Feature","properties":{"resourceCoords":[6116.0,2772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1882608,30.4395311]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0002/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 | 1898 | sanborn03275_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,824.6 6071.2,927.9 6012.0,6618.7 5643.8,6619.8 5643.4,6785.2 6452.0,6787.1 6452.0,7652.0 -0.0,7652.0 -0.0,824.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18697774121095,30.453296975942486]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18682939808154,30.450239909246434]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19100573676421,30.450087174501192]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19115407989362,30.453144241197244]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0020/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 | 1898 | sanborn03275_003 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0020/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0020/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 767.5,7652.0 534.0,4945.8 -0.0,5059.1 145.7,-0.0 6452.0,-0.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18701472116832,30.439766811009044]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18710279870412,30.438279055296036]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18913499244495,30.438369752286846]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18904691490916,30.439857507999854]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0021__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 | 1898 | sanborn03275_003 p21 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3054.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4597.6"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0021__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0021/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 6452.0,7044.0 6452.0,3054.4 0.0,3087.2 -0.0,7652.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,3054.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1722878102269,30.453019844162704]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,3054.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.16873129089333,30.453169855363683]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.16860809388386,30.450968573567867]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.17216461321742,30.450818562366887]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0003/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 | 1898 | sanborn03275_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,4966.5 575.2,4956.3 538.7,2890.5 -0.0,2890.2 -0.0,586.6 1821.6,552.8 1817.6,-0.0 6293.5,-0.0 6353.8,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18324266180322,30.453512830471723]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18315405997915,30.450446365726563]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18734325039902,30.450355141173866]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1874318522231,30.453421605919026]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0004/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 | 1898 | sanborn03275_003 p4","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,7652.0 -0.0,7652.0 -0.0,0.0 6452.0,-0.0 6452.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3792.0,3816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1761329,30.4517811]}},{"type":"Feature","properties":{"resourceCoords":[5996.0,3816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1760851,30.4507396]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0005/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 | 1898 | sanborn03275_003 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6365.0,421.3 6452.0,7623.7 -0.0,7652.0 -0.0,-0.0 166.7,0.0 168.6,370.9 6365.0,421.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.19055126814331,30.450487600420534]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18705586955527,30.450608504389308]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18689070440645,30.447009519229017]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.1903861029945,30.446888615260242]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0006/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 | 1898 | sanborn03275_003 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0006/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3054.1,7652.0 638.7,7652.0 337.3,7264.2 354.9,422.1 4768.0,464.6 4769.9,4574.1 4665.0,5011.2 6014.8,5015.0 6023.5,7375.7 4216.6,7358.1 4213.8,7652.0 3055.8,7574.9 3054.1,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2544.0,2724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1858599,30.4493801]}},{"type":"Feature","properties":{"resourceCoords":[4544.0,7300.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.1846765,30.4472894]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0007/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 | 1898 | sanborn03275_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1655.2,7652.0 1642.7,5049.6 281.3,5049.6 385.6,4611.5 370.1,495.8 3272.6,508.5 3279.6,0.0 6452.0,0.0 6452.0,4978.7 6102.7,5043.6 6073.6,7207.2 6073.8,7355.9 6452.0,7353.8 6452.0,7652.0 6285.4,7652.0 6286.8,7446.2 3857.7,7429.2 3861.0,7652.0 1655.2,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18491884488901,30.450698832818784]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18146473061189,30.450815573891184]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18130525191674,30.447259105837446]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18475936619386,30.447142364765046]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0009/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 | 1898 | sanborn03275_003 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T11:32:14Z","modified":"2026-09-23T11:32:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"557.1,6961.7 -0.0,6959.7 -0.0,915.9 1944.0,877.6 1942.4,563.2 2153.9,829.4 4529.0,737.1 5667.7,804.2 5667.3,983.3 5986.5,984.5 5974.8,7512.0 554.5,7652.0 557.1,6961.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd401m:g4014m:g4014bm:g032751898:03275_1898-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18797607109458,30.447409484534525]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18443112621179,30.447515668915976]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18428607392858,30.443865552090955]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.18783101881137,30.443759367709504]}}]}}]}