Browsing by Subject "Z-2177"

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    • Second source on tubes 

      Taylor, N. H. (Lincoln Laboratory - Division 6, 1955-05-25)
      In a letter dated 28 April 1954 from J. W. Forrester to C. McElwain, it was stated that certain tubes are important components in the FSQ-7 which should have a second source. Subsequent action led to a recommendation that ...