New Mexico-class battleship
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The New Mexico class was a class of three dreadnought battleships built for the United States Navy in the late 1910s. The class comprised three ships: New Mexico, the lead ship, Mississippi, and Idaho
Mississippi, c. 1918
USS Arizona, the second member of the Pennsylvania class, which provided the basis for the New Mexico class
Colorized photograph of Mississippi; note the strong resemblance to Arizona
Idaho during a naval review in 1927
The Pennsylvania class consisted of two super-dreadnought battleships built for the United States Navy just before the First World War. Named Pennsylvania and Arizona, after the American states of the
New Mexico-class battleship
…class comprised three ships: New Mexico, the lead ship, Mississippi, and Idaho. Part of the standard series, they were in most respects copies of the Pennsylvania-class battleships that immediately preceded them, carrying over the same main battery arrangement of twelve 14-inch (356 mm) guns, but now increased to 50-caliber. They…
The Nevada class, represented here by Oklahoma in 1916, were the first American battleship class with triple gun turrets, the "all or nothing" armor concept, oil fuel, and steam turbines with geared cruising turbines (albeit the latter only in Nevada); all of these innovations were continued in the Pennsylvania class.
Arizona's starboard propeller shaft
Pennsylvania on a visit to Australia, 1925