Denki kōgaku
By: kanshū Sekiguchi Yaekichi, Hasegawa Ichirō ; Nihon Gijutsu Kyōiku Kyōkai hen
Edition: Zōho kaitei
Series: Ginōsha yōsei tekisuto
Publisher: Ginōsha Yōsei Shuppansha
Published: 1942
Place of publication: Tōkyō
Language: jpn
Number of pages: 91