Gewartowski, J. W. (James W.) Principles of electron tubes, including grid-controlled tubes, microwave tubes, and gas tubes, by J.W. Gewartowski and H.A. Watson.

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Gewartowski, J. W. (James W.)

Principles of electron tubes, including grid-controlled tubes, microwave tubes, and gas tubes, by J.W. Gewartowski and H.A. Watson.

Electron tubes.

Watson, H. A. (Hugh A.), author.