Power vacuum tubes handbook di 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 di Blevins, Lewis G.

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

Noise di Van der Ziel, Aldert

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

Vacuum tubes di Spangenberg, Karl Ralph

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

Electronic control of resistance welding di Chute, George M.

Electric motors in industry di Shoults, David Roy