Manshū kōjō kōzan rōdō chōsasho
Subtitle: Kōtoku 6-nen.
Contributors: Manshū Rōkō Kyōkai.
Publisher: Manshū Rōkō Kyōkai
Published: 1940
Place of publication: Shinkyō Tokubetsushi
Number of pages: 247
Subjects: Working class -- China -- Manchuria -- Statistics; Wages -- China -- Manchuria -- Statistics
Genres: Statistics.
Notes: Issued as confidential document, "Gokuhi" printed on cover.