50 let (1895-1945) radio.
Contributors: Berg, Akselʹ Ivanovich, 1893-
Publisher: Izd-vo Akad. Nauk
Published: 1945
Place of publication: Moskva
Language: rus
Subjects: Popov, Aleksandr Stepanovich, -- 1859-1905; Radio
Table of contents: value: Vyp. 2. Izobretenie radio A.S. Popovym; sbornik dokumentov i materialov, pod red. A.I. Berga.  1945.