Denryoku
Subtitle: Electric power / compiled by Iwanami Shoten henshū-bu
Series: Iwanami shashin bunko -- no. 90; Iwanami shashin bunko -- no. 90.
Publisher: Iwanami Shoten
Published: 1954
Place of publication: Tokyo
Language: jpn
Number of pages: 64
Subjects: Electric power
Notes: Cover-title.