Lewin, Ronald.
Ultra goes to war : the first account of World War II's greatest secret based on official documents / Ronald Lewin. - New York : McGraw, 1978. - 397 p. : ill.
Includes bibliographical references.
0070374538 : $12.95
78021961
World War, 1939-1945--Secret service.
Cryptography.
940.54
Ultra goes to war : the first account of World War II's greatest secret based on official documents / Ronald Lewin. - New York : McGraw, 1978. - 397 p. : ill.
Includes bibliographical references.
0070374538 : $12.95
78021961
World War, 1939-1945--Secret service.
Cryptography.
940.54