Citation
Japan Rikuchi Sokuryōbu. Japan 陸地測量部. Japan Rikugun Sanbō Honbu. Japan 陸軍 參謀本部. (Shōwa 13- [1938]-). Manshū jūmanbun no ichizu Chūbu Daikōanrei. [JPEG 2000]. Rikuchi Sokuryōbu. Retrieved from https://earthworks.stanford.edu/catalog/stanford-gn093gg0997