Ultra goes to war : the first account of World War II's greatest secret based on official documents /
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-Hill, c1978. - 397 p., [6] leaves of plates : ill. ; 24 cm.
Includes index.
Bibliography: p. 379-383.
0070374538 : $12.95
78021961
World War, 1939-1945--Secret service--Great Britain.
D810.S7 / L43 1978
940.54/86
Ultra goes to war : the first account of World War II's greatest secret based on official documents / Ronald Lewin. - New York : McGraw-Hill, c1978. - 397 p., [6] leaves of plates : ill. ; 24 cm.
Includes index.
Bibliography: p. 379-383.
0070374538 : $12.95
78021961
World War, 1939-1945--Secret service--Great Britain.
D810.S7 / L43 1978
940.54/86