第九回水道事業報告書
Subtitle: Taishō 10-nen 4-gatsu yori Taishō 11-nen 3-gatsu 31-nichi ni itaru
By: Ōsaka Shiyakusho
Publisher: Ōsaka Shiyakusho
Published: 19uu
Place of publication: Osaka
Language: jpn
Number of pages: 122
Subjects: Sewerage
Other titles: Dai kyūkai suidō jigyō hōkokusho