The spy who was never caught.
Edition: [1st American ed.]
Publisher: Hawthorn Books
Published: 1967
Place of publication: New York
Language: eng
Number of pages: 240
Subjects: Silber, Jules Crawford; World War, 1914-1918 -- Secret service -- Germany; Spies -- Biography
Notes: First published in 1966 under title: The spy who wasn't caught.