Cryptanalysis : a study of ciphers and their solution/
Gaines, Helen Fouche'.
Cryptanalysis : a study of ciphers and their solution/ Helen Fouche' Gaines. - New York : Dover Publications, Inc., c1956. - vi, 237p. :ill. ; 20cm.
Includes appendices.
Cryptography.
Ciphers.
57203
652.8 / G142
Cryptanalysis : a study of ciphers and their solution/ Helen Fouche' Gaines. - New York : Dover Publications, Inc., c1956. - vi, 237p. :ill. ; 20cm.
Includes appendices.
Cryptography.
Ciphers.
57203
652.8 / G142