The killing time ; the U-boat war, 1914-18.

Bibliographic Details
Main Author:	Gray, Edwyn
Format:	Book
Language:	English
Published:	New York : Scribner, [1972]
Subjects:	World War, 1914-1918 > Naval operations > Submarine. World War, 1914-1918 > Naval operations, German.

Description
Physical Description:	280 pages : illustrations ; 23 cm.
Bibliography:	Includes bibliographical references.
ISBN:	0684130777