Search Results       Your search for [author]Gewartowski, J. W. (James W.) returned 1 record.           Principles of electron tubes, including grid-controlled tubes, microwave tubes, and gas tubes. by Gewartowski, J. W. (James W.); Princeton, N.J.: Van Nostrand, 1965. Subject: Electron tubes.          Add to Book Cart Relevance: 22.02%