The characteristic surface of the thermionic valve, by Jack Roderick Tolmie.

By: Material type: TextTextSeries: Washington. University. Engineering Experiment Station. Engineering Experiment Station series. Bulletin ; no. 24Publication details: Seattle, Wash., The University, 1924.Description: 22 p. illus., diagrs. 23 cmSubject(s): LOC classification:
  • TK5865 .T6
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