Kairan tankō danseiha tankō chōsa hōkoku
Contributors: Minami Manshū Tetsudō Kabushiki Kaisha. Chōsakyoku
Publisher: Mantetsu Chōsakyoku
Published: 1943
Place of publication: [Shinkyō?]
Language: jpn
Number of pages: 10
Subjects: Seismic prospecting; Coal mines and mining
Notes: Cover title.

Written by Kaneko Tetsuichi. Cf. Pref.

Confidential document (stamped).

"Ho 632; Chōkōchō 27; Otsushibun 320-43; In 90."

Acompanied by suppl. (2 folded sheets in envelope).