Author:Fritz Joubert Duquesne
|←Author Index: Du||Frederick "Fritz" Joubert Duquesne
|A Boer and German spy, soldier, adventurer, writer and big game hunter, who is best know for leading the Duquesne Spy Ring within the United States during World War II.|
- Hunting African Big Game. Field and Stream, p. 323, (August 1909).
- The Lure of Peril. Major Burnham, American, Fights for British in South-Africa, by Capt. Fritz Duquesne. The Evening Standard, Ogen City, Utah. Page 9. (December 24, 1910). A biographical sketch of Frederick Russell Burnham.
- Statement of Capt Fritz Duquesne. United States Congress. House. Committee on Agriculture, (1910).
- Throttled!, by Thomas Joseph Tunney, Paul Merrick Hollister (1919). Chapter 9, The Nature Faker, is a biographical sketch of Captain Duquesne's World War I exploits as a German spy operating in the United States and South America.