Manshū jūyō tankō kakujū kaihatsu gokanen keikaku ni tsuite
Publisher: Mantetsu Chōsabu
Published: 1940
Place of publication: [Dairen]
Language: jpn
Number of pages: 30
Subjects: Coal mines and mining; Government policy
Notes: Cover title.

Confidential document (stamped).

"Ho No. 452; Chōshichō 31; Otsushibun 320-28; In 70."