Tōmorokoshi chitai (Hokubei Gasshūkoku) ni okeru suwīto kurōbā
Contributors: Mantetsu Hokuman Keizai Chōsajo
Series: Hokkei chōsa toku -- dai 47-gō
Publisher: Mantetsu Hokuman Keizai Chōsajo
Published: 1942
Place of publication: [Harbin]
Language: jpn
Number of pages: 42
Subjects: Sweet clover
Notes: Cover title.

Translated from English by Nagao Yukisuke. Cf. Pref.