Yōsukō kaikōchi futō oyobi senpaku keiei no jihenzen genzai jōtai oyobi kaihōgo ni shosuru taisakuan
Subtitle: Kōhen
Publisher: Mantetsu Chōsabu
Published: 1940
Place of publication: [Dairen]
Language: jpn
Number of pages: 224
Subjects: Shipping; Harbors
Notes: Cover title.

Confidential document (stamped).

"Ho 471; Chōbufu 7; In 60."