Nichi, Man, Ranʼin kan no tsūshō sokushin narabini Ranʼin shigen (shu to shite sekiyu) kaihatsusaku
Subtitle: tsuketari, kakkoku no sekiyu seisaku
Publisher: Mantetsu Keizai Chōsakai
Published: 1934
Place of publication: [Shinkyō?]
Language: jpn
Number of pages: 60
Subjects: Commerce; Petroleum industry and trade
Notes: Cover title.

Confidential document (stamped).