USS Arizona was a Pennsylvania-class battleship built for and by the United States Navy in the mid-1910s. Named in honor of the 48th state's recent admission into the union, the ship was the second and last of the Pennsylvania class of "super-dreadnought" battleships. Although commissioned in 1916, [...]
The Kawasaki Ki-61 Hien or Type 3 Fighter remains to this day one of the most recognizable Japanese fighters of the World War II era. What makes Hien unique is the powerplant - it was the only mass-produced Japanese fighter powered by an inline, liquid cooled engine. The Ki-61 began to arrive at t[...]