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001    ocm01075737 
005    20070717162514.0 
008    750214r1974    nyu           000 0 eng   
010       74007826//r77 
019    1213530|a1231549|a1233679 
020    0060146788 :|c$8.95 
035    (OCoLC)1075737 
040    DLC|beng|cDLC|dOCL 
043    e-uk--- 
049    RIDM 
050 0  D810.C88|bW56 1974 
082    940.54/86/41 
090    D810.C88 W56 1974 
100 1  Winterbotham, F. W.|q(Frederick William),|d1897-1990.
       |0https://id.loc.gov/authorities/names/n50015355 
245 14 The Ultra secret /|cF. W. Winterbotham. 
250    1st U.S. ed. 
264  1 New York :|bHarper & Row,|c[1974] 
264  4 |c©1974 
300    xiii, 199 pages ;|c22 cm 
336    text|btxt|2rdacontent 
337    unmediated|bn|2rdamedia 
338    volume|bnc|2rdacarrier 
600 10 Winterbotham, F. W.|q(Frederick William),|d1897-1990.
       |0https://id.loc.gov/authorities/names/n50015355 
600 17 Winterbotham, F. W.|q(Frederick William),|d1897-1990.
       |2fast|0https://id.worldcat.org/fast/1433205 
647  7 World War|d(1939-1945)|2fast|0https://id.worldcat.org/fast
       /1180924 
650  0 World War, 1939-1945|xCryptography.|0https://id.loc.gov/
       authorities/subjects/sh85148391 
650  0 World War, 1939-1945|xSecret service|zGreat Britain.
       |0https://id.loc.gov/authorities/subjects/sh85148499 
650  0 World War, 1939-1945|vPersonal narratives, British.|0https
       ://id.loc.gov/authorities/subjects/sh88005501 
650  7 Cryptography.|2fast|0https://id.worldcat.org/fast/884552 
655  7 Personal narratives|vBritish.|2fast|0https://
       id.worldcat.org/fast/1424087 
655  7 Personal narratives.|2lcgft|0https://id.loc.gov/
       authorities/genreForms/gf2014026142 
655  7 Personal narratives.|2fast|0https://id.worldcat.org/fast/
       1423843 
901    MARCIVE 20231220 
935    148951 
948    |d20220524|cMH|tcr 035-9project