SHOWELL, JACK P. MALLMANN — Enigma U-Boats: Breaking the Code

Surrey, UK, Ian Allan Publishing. 2002, Reprint. (ISBN: 0711027641). Red Cloth, 4to - Over 9 ¾" -12" Tall. Ill.: Black and White Photos. Hardcover, Textblock is very clean and tight. Binding lightly corner rubbed and bumped; Dust jacket slightly edge and corner worn. 192p. including index. Near Fine/Very Good+ (in mylar).