| Record ID | marc_columbia/Columbia-extract-20221130-006.mrc:98734951:955 |
| Source | marc_columbia |
| Download Link | /show-records/marc_columbia/Columbia-extract-20221130-006.mrc:98734951:955?format=raw |
LEADER: 00955cam a22003011i 4500
001 2583850
005 20221012200157.0
008 740806t19731973dcua b 001 0 eng
010 $a 73008334
020 $a0874916003
035 $a(OCoLC)881952
035 $a(OCoLC)ocm00881952
035 $9AQS3182CU
035 $a(NNC)2583850
035 $a2583850
050 00 $aZ103$b.N67 1973
082 0 $a001.54/36/09
090 $aZ103.N67$b1973b
100 1 $aNorman, Bruce.$0http://id.loc.gov/authorities/names/n50005989
245 10 $aSecret warfare ;$bthe battle of codes and ciphers.
260 $aWashington :$bAcropolis Books,$c[1973], [©1973]
300 $a187 pages :$billustrations ;$c23 cm
336 $atext$btxt$2rdacontent
337 $aunmediated$bn$2rdamedia
504 $aBibliography: p. 177-179.
650 0 $aCryptography$xHistory.
650 0 $aCiphers.$0http://id.loc.gov/authorities/subjects/sh85026047
852 00 $bglx$hZ103.N67$i1973b