The Poles Reveal their Secrets: Alastair Denniston's Account of the July 1939 Meeting at Pyry

  title={The Poles Reveal their Secrets: Alastair Denniston's Account of the July 1939 Meeting at Pyry},
  author={Ralph Erskine},
  pages={294 - 305}
  • R. Erskine
  • Published 22 November 2006
  • Computer Science
  • Cryptologia
Abstract Sets out, with comments, an account by A. G. Denniston (the operational head of the British Government Code and Cypher School in 1939) of the meeting near Pyry, Poland, in July 1939, when Polish cryptanalysts revealed how they broke Enigma, and a letter by Dillwyn Knox on the meeting's outcome. 
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  • 2001
Dunderdale, Wilfred Albert (1899–1990)
  • In Oxford Dictionary of National Biography,
  • 2004
Knox, (Alfred) Dillwyn (1884-1943)
  • In Oxford Dictionary of National Biography
  • 2004