Manchū-teikoku-kirin-shō-kogyōton-daikkai-hakkutsu-mono-kenkyū-hōbun. Report of diggings at Ho-chia-kou, Ku-hsiang-tung, Kirin, Manchoukou[!] / By Shigeyasu Tokunaga and Nobuo Naora. - Tokunaga, Shigeyasu (Dai-ichi-ji-mammō-gakujutsu-chōsa-kenkyūdan-hōkoku, 1934)