Kōhoho, shanetsu zairyō
Subtitle: kōho no menmō no chōtatsu kakō
By: Emu.A. Vorukofu hencho
Contributors: Minami Manshū Tetsudō Kabushiki Kaisha. Chōsabu
Publisher: Mantetsu Chōsabu
Published: 1941
Place of publication: [Dairen]
Language: jpn
Number of pages: 30
Subjects: Insulation (Heat); Typha
Other titles: Kōgamaho, shanetsu zairyō
Notes: Cover title.