Power vacuum tubes handbook Por Whitaker, Jerry C.

Also available online for University of the Philippines Diliman College of Engineering via CRCnetBASE. Click here to access
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Philco handbook of tubes and semiconductors

Electronic tubes, circuits and devices Por Blevins, Lewis G.

Basic vacuum tubes and their uses Por Rider, John Francis, 1900-

Noise Por Van der Ziel, Aldert

Physics and applications of secondary electron emission. Por Bruining, H.

Vacuum tubes Por Spangenberg, Karl Ralph

Fundamental electronics and vacuum tubes Por Albert, Arthur Lemuel, 1899-

Electronic control of resistance welding Por Chute, George M.

Electric motors in industry Por Shoults, David Roy