LEADER 00000cam a2200337 a 4500 
008    780126s1967    nyuabc | b    000 0 eng u 
010       63016109 
020    |c3390 
035    (CaOTULAS)120994354 
035    |9(CaOTULAS)120994354 
040    LC|beng|cRID|dom 
049    RIDM 
050 00 Z103|b.K28 1967 
081    CTL0104726 
082    652.8 
090    Z103 .K28 1967 
100 1  Kahn, David,|d1930-|0https://id.loc.gov/authorities/names/
       n50045077 
245 14 The codebreakers :|bthe story of secret writing /|cby 
       David Kahn. 
264  1 New York :|bMacmillan,|c1967. 
300    xvi, 1164 pages :|billustrations, maps, portraits 
336    text|btxt|2rdacontent 
337    unmediated|bn|2rdamedia 
338    volume|bnc|2rdacarrier 
504    Bibliography: pages 969-971. 
650  0 Cryptography.|0https://id.loc.gov/authorities/subjects/
       sh85034453 
650  7 Cryptography.|2fast|0https://id.worldcat.org/fast/884552 
901    MARCIVE 20231220 
935    16840