70 years of radio tubes and valves
Subtitle: a guide for electronic engineers, historians and collectors
By: by John W. Stokes.
Edition: 2nd ed.
Publisher: Sonoran Pub.
Published: 1997
Place of publication: Chandler, Az
Language: eng
Number of pages: 263
Subjects: Vacuum-tubes -- History.
Other titles: Seventy years of radio tubes and valves
Notes: Includes bibliographical references and indexes.