Operation Drumbeat: The Dramatic True Story of Germany's First U-boat Attacks Along the American Coast in World War II
Pocketbok. HarperPerennial. 1995. 490 sidor.
Mycket gott skick. An account of Germany's little known U-boat campaign against merchant shipping along the North American Atlantic coast during the first six months of 1942. It also documents the failure of the US Navy to meet the German attack.