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01348pam a2200397 a 4500 001 8FA609702AE111DEBFD10D06A8D7520A 005 200904161851.0 008 830208r1982 cauaf b 00110 eng 010 $a 83000234 020 $a 9780241108642 020 $a 0241108640 020 $a 9780151786343 020 $a 0151786348 040 $a DLC $c DLC $d SILO $d SILO 050 0 $a D639.C75 $b B43 1982 082 0 $a 940.4/86/41 $2 19 100 10 $a Beesly, Patrick, $d 1913- 245 1 $a Room 40 : $b British naval intelligence 1914-18 / $c by Patrick Beesly. 250 $a 1st American ed. 260 0 $a San Diego : $b Harcourt Brace Jovanovich, $c c1982. 300 $a xi, 338 p., [18] p. of plates : $b ill. ; $c 22 cm. 500 $a Includes index. 504 $a Bibliography: p. [321]-323. 650 0 $a World War, 1914-1918 $x Cryptography. 650 0 $a World War, 1914-1918 $x Secret service $z Great Britain. 740 01 $a Room forty. 939 $a 1921641 941 $a 7 952 $l ULAX314 $d 20190926043456.0 952 $l OVUX522 $d 20180118024935.0 952 $l USUX851 $d 20160806122431.0 952 $l 44SX715 $d 20090701080000.0 952 $l OIAX792 $d 20090701080000.0 952 $l OSAX771 $d 20090701080000.0 952 $l UTAX115 $d 20090701080000.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=8FA609702AE111DEBFD10D06A8D7520AInitiate Another SILO Locator Search