{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00096_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sylacauga, Alabama | 1900 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 33.17287,-86.25022 +/-100m); p1__2 (tier 4, 33.17287,-86.25022 +/-100m); p1__3 (tier 4, 33.17287,-86.25022 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000961900:00096_1900-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sylacauga, Alabama | 1900 | sanborn00096_002 p1 [4]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.11"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2985.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4666.8"}],"created":"2026-10-18T05:51:29Z","modified":"2026-10-18T05:51:29Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000961900:00096_1900-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000961900:00096_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.4,1537.1 1586.5,1268.2 1573.8,1142.9 1537.7,1107.3 1229.1,1092.0 1217.5,1092.0 1217.5,1091.9 1217.5,1085.7 1195.5,843.8 1156.2,772.4 621.5,760.9 287.2,792.9 78.2,785.3 40.0,887.1 68.8,1194.5 38.0,1511.2 75.8,1812.5 141.6,1812.0 455.8,1911.5 607.9,1886.7 1411.5,1911.3 1536.8,1883.6 1569.4,1856.5 1561.4,1537.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974sm:g3974sm_g000961900:00096_1900-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.0,1428.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.2507594,33.1715762]}},{"type":"Feature","properties":{"resourceCoords":[510.0,1428.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-86.250739,33.174214]}}]}}]}