Rūmania kōgyōhō
By: Nihon Sekiyu Kabushiki Kaisha Kōsaka, Kyōwa Kōgyō Kabushiki Kaisha Sōmuka kyōyaku
Contributors: Nihon Sekiyu Kabushiki Kaisha. Kōsaka
Publisher: Nihon Sekiyu Kabushiki Kaisha
Published: 1939
Place of publication: Tōkyō
Language: jpn
Number of pages: 122