Zabaikaru chihō shuyō kinkō (Barei, Darasun) no kinjō
Series: Hokkei Soren shiryō -- dai 1-gō
Publisher: Harubin Tetsurokyoku Hokuman Keizai Chōsajo
Published: 1935
Place of publication: [Harbin]
Language: jpn
Number of pages: 31
Subjects: Gold mines and mining
Notes: Confidential document (stamped).