Chamusu ni okeru kōgyō jōken ni kansuru chōsa
Contributors: Minami Manshū Tetsudō Kabushiki Kaisha. Botankō Tetsudōkyoku. Shokusangakari
Publisher: Botankō Tetsudōkyoku Fugyōka Shokusangakari
Published: 1939
Place of publication: [Botankō]
Language: jpn
Number of pages: 54
Subjects: Industries
Notes: Cover title.

Prepared by Nishikido Moriyuki. Cf. Pref.

Confidential document (stamped).