Jak P. Mallmann Showell has produced more than forty books about naval operations during the Second World War, including Hitlers U-Boat Bases, Enigma U-Boats: Breaking the Code and U-Boat Command and the Battle of the Atlantic.
Jak P. Mallmann Showell has produced more than forty books about naval operations during the Second World War, including Hitlers U-Boat Bases, Enigma U-Boats: Breaking the Code and U-Boat Command and the Battle of the Atlantic.