1. 二十五万分一圖 東部パプア島 -- 1:250,000 Tōbu Papuatō, Maps Index Datasets Stanford University Public content 1942 and 1943. Stanford Geospatial Center. This polygon shapefile is an index to the map series, '二十五万分一圖 東部パプア島 -- 1:250,000 Tōbu Papuatō.' This map series was originally produced by the Ja... Stanford Digital Repository.