Nassau-class battleship
The Nassau class was a group of four German dreadnought battleships built in the mid-1900s. The ships were laid down in mid-1907 and completed by late 1910. They adopted a main battery of twelve 28 cm guns in six twin-gun turrets in an unusual hexagonal arrangement. Unlike many other dreadnoughts, the Nassau-class ships retained triple-expansion steam engines instead of more powerful...