From Hunter to Hunted: the U Boat in Atlantic, 1939 1943

U Boat War in the Atlantic Vol II 1942 1943 (World from Original Sources)

the U-Boat War in Atlantic, 19441945: 1943 - 1945 (World II from Original Sources)

the U-Boat War in Atlantic, 19421943: 1942-1943 (World II from Original Sources)

U Boat War in the Atlantic Vol III 1943 1945 (World II...