"Supai"-dō o ura kara nozoku
By: [chosakunin Okada Yoshihito]
Contributors: Minami Manshū Tetsudō Kabushiki Kaisha. Bōeihan
Series: Bōchō sōsho -- dai 4-shū
Publisher: Minami Manshū Tetsudō Kabushiki Kaisha Sōsaishitsu Bōeihan
Published: 1939
Place of publication: Hōten-shi
Language: jpn
Number of pages: 104
Subjects: Intelligence service; Espionage; Spies
Notes: Cover title.