1. 一万分一朝鮮地形圖 京城 -- 1:10,000 Chōsen chikeizu Keijō, Maps Index Datasets Stanford University Public content 1942. Stanford Geospatial Center. This polygon shapefile is an index to the map series, '一万分一朝鮮地形圖 京城 -- 1:10,000 Chōsen chikeizu Keijō.' This map series was originally produced by ... Stanford Digital Repository.