{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03267_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Alexandria, Louisiana | 1904 | 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":"24"},{"label":"placed","value":"18"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 11, georef-snap 6, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 31.31567,-92.46186 +/-232m); p15__2 (tier 1, 31.31307,-92.45313 +/-152m); p17__1 (tier 2, 31.31078,-92.44568 +/-100m); p17__2 (tier 1, 31.31385,-92.45417 +/-100m); p17__3 (tier 2, 31.31078,-92.44568 +/-100m); p18 (tier 4, 31.31061,-92.44983 +/-902m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p10","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"150.7,612.4 1407.6,631.9 1385.7,1913.0 -0.0,1913.0 150.7,612.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1000.0,1325.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4513906,31.3117146]}},{"type":"Feature","properties":{"resourceCoords":[215.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4509178,31.3143359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p11 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"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":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1568.0,1628.5 1550.4,854.9 1613.0,855.4 1613.0,-0.0 580.3,0.0 576.1,1391.0 0.0,1390.4 -0.0,1913.0 1184.8,1913.0 1187.8,1627.9 1568.0,1628.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1163.0,448.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4509183,31.3153864]}},{"type":"Feature","properties":{"resourceCoords":[1546.0,448.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.450311,31.3148928]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p11 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2321.2"},{"label":"split_canvas_h","value":"5564.0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"328.6,623.8 185.3,623.0 182.3,27.9 580.2,26.1 580.3,0.0 173.2,6.1 184.8,623.0 131.3,622.7 124.9,869.0 329.9,1008.5 527.9,1009.0 524.0,806.7 329.3,814.8 328.6,623.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0011__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":[-92.45561003620911,31.314483450728915]}},{"type":"Feature","properties":{"resourceCoords":[580.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45385947896251,31.316041127334355]}},{"type":"Feature","properties":{"resourceCoords":[580.3,1391.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4494892931745,31.312452304764978]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1391.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45123985042109,31.310894628159538]}},{"type":"Feature","properties":{"resourceCoords":[128.1,289.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.454316,31.3140818]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p12","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1506.0,1643.0 1271.9,1645.1 1269.5,1913.0 -0.0,1913.0 -0.0,-0.0 26.9,0.0 25.4,97.0 1507.9,94.9 1506.0,1643.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1126.0,867.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4476439,31.3066586]}},{"type":"Feature","properties":{"resourceCoords":[1506.0,1643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4458301,31.3061652]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p13","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"12"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,322.4 1531.4,327.6 1508.4,1698.2 -0.0,1676.9 -0.0,322.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[242.0,525.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4520102,31.3079423]}},{"type":"Feature","properties":{"resourceCoords":[1515.0,1303.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.448907,31.3086881]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1028.4,0.0 1366.6,0.0 1395.3,1332.7 1613.0,1334.4 1613.0,1913.0 -0.0,1913.0 -0.0,1716.6 133.1,1716.4 139.3,1322.1 24.0,1325.3 -0.0,1269.2 19.7,152.8 461.1,150.4 444.1,0.0 484.4,0.0 486.1,150.3 1007.3,147.5 1028.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45581855613932,31.310227823093907]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45341541759167,31.312425664479413]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45038586393935,31.309973454170105]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.452789002487,31.3077756127846]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0015__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p15 [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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0015__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1619.1 525.2,1619.4 548.2,1471.1 889.0,1475.0 888.4,1422.6 1108.2,1447.4 1483.4,1734.1 1505.5,1238.7 1613.0,1242.0 1613.0,794.5 628.0,794.5 286.2,507.3 283.0,0.0 -0.0,-0.0 -0.0,1619.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0015__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":[-92.45742361560455,31.312728036226265]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45506832523141,31.314932483229597]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45202959207258,31.312529156814538]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45438488244572,31.310324709811205]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,35.9 1378.9,38.3 1347.8,1645.9 928.6,1644.6 928.2,1913.0 -0.0,1913.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45953499588789,31.31089661033764]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45713614089044,31.31309635526856]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4541039418234,31.310648533355867]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45650279682086,31.308448788424947]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p17 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"4756.4"},{"label":"split_canvas_y","value":"4141.6"},{"label":"split_canvas_w","value":"1695.6"},{"label":"split_canvas_h","value":"2094.0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1479.7,1483.4 1613.0,1480.1 1613.0,1085.2 1497.4,1091.0 1496.1,1036.4 1189.1,1039.0 1191.2,1558.9 1480.8,1556.2 1479.7,1483.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1254.1,1489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4534347,31.3077202]}},{"type":"Feature","properties":{"resourceCoords":[1254.1,1093.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4540508,31.3082351]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p17 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3901.2"},{"label":"split_canvas_y","value":"6220.0"},{"label":"split_canvas_w","value":"2550.8"},{"label":"split_canvas_h","value":"1432.0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,1555.0 1191.2,1558.9 975.3,1561.1 975.3,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0017__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[975.3,1555.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45988623539769,31.31457647306182]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1555.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45712353945216,31.31483755603106]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45695167906744,31.313508683287893]}},{"type":"Feature","properties":{"resourceCoords":[975.3,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45971437501298,31.313247600318654]}},{"type":"Feature","properties":{"resourceCoords":[1036.3,1827.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4594914,31.3135909]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1324.4,1913.0 547.6,1913.0 546.4,1812.9 101.7,1810.5 81.3,644.3 113.8,644.1 110.8,6.2 1613.0,-0.0 1613.0,1913.0 1591.6,1809.3 1330.0,1811.2 1324.4,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[88.0,1030.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4423194,31.3093552]}},{"type":"Feature","properties":{"resourceCoords":[1309.0,1030.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.440402,31.3077599]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p3","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1595.5,1774.8 76.4,1759.1 70.5,626.0 -0.0,625.9 -0.0,0.0 1613.0,-0.0 1613.0,627.5 1581.0,627.5 1595.5,1774.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[450.0,1007.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.444141,31.3108562]}},{"type":"Feature","properties":{"resourceCoords":[1214.0,1007.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4429157,31.3098465]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"51.1,1846.1 58.6,1059.1 -0.0,1059.7 0.0,-0.0 939.7,0.0 1155.4,161.7 1219.3,322.2 1210.0,1839.0 51.1,1846.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1210.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4453996,31.3129031]}},{"type":"Feature","properties":{"resourceCoords":[1210.0,1839.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4441602,31.3118799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"601.6,1441.4 602.2,1107.0 479.2,1105.9 474.9,1331.7 -0.0,1327.7 -0.0,68.2 477.1,128.6 477.5,191.5 1336.0,204.6 1337.6,0.0 1613.0,0.0 1613.0,1644.5 1393.0,1459.6 601.6,1441.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45182642874309,31.313847156137093]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44944485053396,31.316051864925992]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44640569002797,31.313621767699775]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4487872682371,31.311417058910877]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.7,1913.0 91.0,82.3 545.2,84.7 545.9,186.9 1339.3,186.7 1345.8,82.8 1613.0,80.7 1613.0,1913.0 110.7,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44350897324588,31.308515490627347]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4410300217663,31.306451780609233]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44387456883565,31.303922105313248]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44635352031524,31.30598581533136]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1413.4,1733.2 234.7,1736.7 226.0,1354.1 -0.0,1352.8 -0.0,958.8 229.5,957.2 232.0,158.0 1401.3,167.7 1413.4,1733.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.4454333751499,31.310331909891524]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44290747732636,31.30824194581242]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44578826549977,31.3056644113518]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44831416332332,31.307754375430903]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"216.6,1739.4 197.2,135.4 1373.4,135.1 1377.8,938.6 1147.1,942.2 1150.5,1338.3 1377.7,1337.6 1389.7,1722.2 216.6,1739.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44722554716448,31.311783795118355]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44473368015915,31.309686636405424]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.44762443140236,31.307143868957954]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.45011629840769,31.309241027670886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Alexandria, Louisiana | 1904 | sanborn03267_005 p9","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-23T02:08:00Z","modified":"2026-09-23T02:08:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"817.2,1690.4 230.1,1687.8 228.6,128.6 -0.0,124.5 -0.0,0.0 338.6,-0.0 336.4,151.0 1410.3,166.2 1402.9,1725.3 817.3,1719.0 817.2,1690.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014am:g032671904:03267_1904-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[229.0,527.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4495954,31.3122706]}},{"type":"Feature","properties":{"resourceCoords":[229.0,1323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.4507669,31.3112049]}}]}}]}