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.

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

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

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

A history of submarines: from U-boat to Dreadnought

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

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