Germany 2 cm/65 (0.79) C/30 and C/38 - NavWeaps
Germany 30.5 cm/50 (12) SK L/50 - NavWeaps
What was the main weapon of the German ship Bismarck? - Quora
What's the largest Calibre weapon fitted on any warship which is still in service? - Quora
T 28 (Schiff, 1942) – Wikipedia
upload.wikimedia.org/wikipedia/commons/a/a3/61-K_a
O-Class, The Battlecruiser of Plan Z - Naval - War Thunder — official forum
Iowa-class battleship - Wikipedia
Germany 12.7 cm/45 (5) SK C/34 - NavWeaps
Germany 8.8 cm/45 (3.46) SK L/45 - NavWeaps
Germany 15 cm/60 (5.9) SK C/25 - NavWeaps
Germany 2 cm/65 (0.79) C/30 and C/38 - NavWeaps
Colorado-class battleship - Wikipedia
Germany 38 cm/45 (14.96) SK L/45 - NavWeaps