000 00823cam a22003011 4500
001 0163016109
003 MiTN
005 20190729103950.0
008 711228s1967 nyuach b 00000 eng
040 _cMiTN
049 _aEY8A
050 0 _aZ103
_b.K28
059 _a001 HIST 63016109
082 _a652.8
092 _a358.24 K122
100 1 0 _aKahn, David,
_d1930-
245 1 4 _aThe codebreakers;
_bthe story of secret writing.
246 3 0 _aStory of secret writing
260 0 _aNew York,
_bMacmillan
_c[1967]
300 _axvi, 1164 p.
_billus., facsims., ports.
_c24 cm.
504 _aIncludes bibliographical references.
650 0 _aCryptography
_xHistory.
650 0 _aCryptographers.
948 _au25568
949 _aZ103 .K28
_wLC
_c1
_hEY8Z
_i33039000722040
596 _a1
903 _a16960
999 _c16960
_d16960