U-Boat Command and the Battle Of The Atlantic. Author: Jak Mallman Sho
U-Boat Command and the Battle Of The Atlantic. Author: Jak Mallman Showell Hardcover 1989 Jak Mallmann Showell is one of the few authors who have permission from Grand Admiral Karl Donitz to study his war diary at a time when it was still considered to have been a classified document in Britain. Donitz also supported his research by lending some of his private documents. Showell is a member of the German Submarinas Association and has worked closely with a German U-Boat archive in Westerland