Kantōshū engyō to Kōshūwan engyō to no hikaku kenkyū
Contributors: Nakayama, Tomehachi; Qingdao (China). Min zheng zhu
Publisher: Chintao Minseisho
Published: 1921
Place of publication: [Tsingtao]
Language: jpn
Number of pages: 173
Subjects: Salt industry and trade
Notes: Cover title.

Written by Higuchi Kunihiko and Nakayama Tomehachi.  Cf. Pref.