Ōsaka-shi gengyōin dōmei kessei taikai kiroku
Subtitle: Ōsaka-shi jūgyōin no gōdō naru
Series: Rōdō mondai
Publisher: Ōtsuki Shakai Mondai Chōsajo
Published: 1934
Place of publication: Ōsaka-shi
Language: jpn
Number of pages: 16
Notes: LC copy from Naimushō Keihokyoku censorship collection ; classified as "shakai" and banned.

On double leaves.