電信電話事典
By: Yamashita Takeshi ... [et al.] shippitsu ; Denshin Denwa Jiten Henshū Iinkai [hen]
Publisher: Nittō Shuppansha
Published: 1951
Place of publication: Tōkyō
Language: jpn
Number of pages: 1434
Subjects: Telegraph; Telephone
Other titles: Denshin denwa jiten