Manshū-san kokurui no kensa gyōmu tōsei hōshinʼan (kaitei)
Publisher: Mantetsu] Keizai Chōsakai Daiyonbu
Published: 1932
Place of publication: [Shinkyō?
Language: jpn
Number of pages: 22
Subjects: Testing; Grains
Notes: Cover title.

Confidential documents (stamped).

On double leaves.