Gaines, Helen Fouché.
Cryptanalysis : a study of ciphers and their solution / Helen Fouché Gaines. - New York, Dover Publications c1956. - vi, 237 p. : ill. ; 21 cm.
includes index. "Unabridged and corrected edition of ... [the author's] Elementary cryptanalysis."
0486200973 (pbk.)
57000203
Cryptography.
Ciphers.
Z104 / .G35 1956
652.8 / GAI 1956
Cryptanalysis : a study of ciphers and their solution / Helen Fouché Gaines. - New York, Dover Publications c1956. - vi, 237 p. : ill. ; 21 cm.
includes index. "Unabridged and corrected edition of ... [the author's] Elementary cryptanalysis."
0486200973 (pbk.)
57000203
Cryptography.
Ciphers.
Z104 / .G35 1956
652.8 / GAI 1956