Nanpō Kyōeiken nai no kōbutsu shigen
By: [henshū Kaigai Kōgyō Kyōkai]
Publisher: Kaigai Kōgyō Kyōkai
Published: 1941
Place of publication: Tōkyō
Language: jpn
Number of pages: 22
Subjects: Mines and mineral resources
Notes: Cover title.

Confidential document (stamped).