Kōgyō Kaihatsu Kaisha ni kansuru ken
Subtitle: Kantōgun Tokumubu uchiawasekai gijiroku
Contributors: Japan. Rikugun. Kantōgun. Tokumubu
Series: Shinkyō keichō -- dai 172-gō
Publisher: Mantetsu Keizai Chōsakai
Published: 1934
Place of publication: [Shinkyō?]
Language: jpn
Subjects: Mining corportions
Notes: Cover title.

Confidential document (stamped).