Taishō jūgonen (Shōwa gannen) rōdō sōgi chōtei nenpō
Publisher: Shakaikyoku Rōdōbu
Published: 1927
Place of publication: [Tokyo]
Language: jpn
Number of pages: 194
Other titles: Taishō 15-nen (Shōwa gannen) rōdō sōgi chōtei nenpō
Notes: Cover title.

Issued as confidential document.