70 years of radio tubes and valves :
Stokes, John W.
70 years of radio tubes and valves : a guide for electronic engineers, historians, and collectors / by John W. Stokes. - Vestal, N.Y. : Vestal Press, c1982. - viii, 247 p. : ill. (some col.) ; 29 cm.
Includes bibliographical references and index.
0911572279 :
82015899
Vacuum-tubes--History.
TK 6565 .V3S68 1982
70 years of radio tubes and valves : a guide for electronic engineers, historians, and collectors / by John W. Stokes. - Vestal, N.Y. : Vestal Press, c1982. - viii, 247 p. : ill. (some col.) ; 29 cm.
Includes bibliographical references and index.
0911572279 :
82015899
Vacuum-tubes--History.
TK 6565 .V3S68 1982