Radio telegraphy and telephony
Subtitle: a complete textbook for students of wireless communication
By: by Rudolph L. Duncan ... and Charles E. Drew ...
Contributors: Drew, Charles Edward, joint author.
Edition: 2d ed., rev. and enl.
Publisher: J. Wiley & Sons, inc.; Chapman & Hall, limited
Published: 1931
Place of publication: New York; London
Language: eng
Number of pages: 1046
Subjects: Radio.; Telegraph, Wireless.