The thermionic valve and its developments in radio-telegraphy and telephony,
by J. A. Fleming.

Description

Main Author

Fleming, J. A. (John Ambrose), Sir, 1849-1945.

Language(s)

English

Published

London, The Wireless press, ltd., 1919.

Subjects

Radio.
Telegraph, Wireless.
Electric discharges.

Physical Description

xv, 279, [1] p. incl. front., illus., diagrs. 22cm.

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