Firipin tōchi hōsaku yōkō kenkyūan
Contributors: Minami Manshū Tetsudō Kabushiki Kaisha. Tōa Keizai Chōsakyoku
Publisher: Sanbō Honbu
Place of publication: [Tokyo]
Language: jpn
Number of pages: 60
Notes: Research report commissioned by Sanbō Honbu to Mantetsu Tōa Keizai Chōsakyoku.

Confidential document stamped "gokuhi".