Showing 1 - 2 results of 2 for search 'Gaines Helen Fouche', query time: 0.01s Refine Results
  1. 1
    Cryptanalysis: A study of ciphers and their solution
    by Gaines, Helen Fouche
    Published 1956
    Printed Book
  2. 2
    Cryptanalysis : A study of ciphers and their solution."Published previously as Elementary cryptanalysis /
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