Citation

Japan Rikuchi Sokuryōbu. Japan Rikugun. Rinji Chikujōdan, Dai 3.. Japan Rikugun. Sanbō Honbu. Japan 陸地測量部. Japan 陸軍. 臨時築城團, 第三. Japan 陸军. 参謀本部. (1947). Chinkaiwan Yōsai Katoku hōmen ichimanbun no ichi zu. [JPEG 2000]. Kyodo Print. Co. Retrieved from https://earthworks.stanford.edu/catalog/stanford-pm371yq0902