U-boat Deck guns - Technical pages - German U-boats of WWII - Kriegsmarine

The U-boat War in World War Two (Kriegsmarine, 1939-1945) and World War One (Kaiserliche Marine, 1914-1918) and the Allied efforts to counter the threat. Over 40.000 pages on the officers, the boats, technology and the Allied efforts to counter the U-boat threat.

German Submarines in WW1 (Underseeboote, 1905-1918)

Why were the guns on submarines still usable after being underwater? Wouldn't the guns rust or jam being exposed to sea water? - Quora

U boat hi-res stock photography and images - Page 3 - Alamy

The U-Boats of World War Two - Weapons and Warfare

Pages from a U-boat Commander's Career

Academy 1/150th Scale German Navy U-boat IX-B

המערכה באוקיינוס האטלנטי (1939–1945) - מרכיבי הקרב – ויקיפדיה

Die Monsun U-Boote // The Monsoon UBoats - WW2 German Submarines

WWII - German U-Boat Seaman w/Gun Deck & Tower Part C&D - MINT IN