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101 0 $aeng
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181   $ctxt$2rdacontent
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200 14$aThe origins of the National Security Agency, 1940-1952 /$fThomas L. Burns
210  1$a[Fort George G. Meade, Md.?] :$cNational Security Agency, Center for Cryptology History,$d1990.
215   $a1 online resource (vii, 159 pages) $cillustrations
225 1 $aUnited States cryptologic history. Series V, Early postwar period ;$vvolume 1
300   $aOriginally classified as Top Secret. Declassified - minus certain passages - on September 8, 2004.
300   $a"Approved for release by NSA on 03-02-2007, FOIA Case # 51510."
320   $aIncludes bibliographical references (pages 148-153) and index.
606   $aCryptography$zUnited States$xHistory$y20th century
606   $aCryptography$2fast
607   $aUnited States$2fast
608   $aHistory.$2fast
615  0$aCryptography$xHistory
615  7$aCryptography.
700   $aBurns$b Thomas L.$0182150
712 02$aUnited States.$bNational Security Agency/Central Security Service.$bCenter for Cryptologic History,
801  0$bZCU
801  1$bZCU
801  2$bOCLCQ
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801  2$bGPO
906   $aBOOK
912   $a9910707612603321
996   $aThe origins of the National Security Agency, 1940-1952$93525226
997   $aUNINA