Hokushi kōsan chōsa gaihō (Daiyon Chōsatai)
Publisher: Mantetsu Sangyōbu
Published: 1937
Place of publication: [Dairen]
Language: jpn
Number of pages: 44
Subjects: Mines and mineral resources; Mineral industries
Notes: Cover title.

Confidential document (stamped).

"Ho 1262.1; Sankōchō 7.1; Otsushibun 310.1, S310.2; In 120."