Germany has become a leader in the development of 30-mm aircraft and anti-aircraft guns. These weapons fill the gap between 20-mm and 37–40-mm artillery ...

By the end of the war, the enemy sought to compensate for the loss of air superiority by increasing the intensity of anti-aircraft fire. Anti-aircraft ...

Epigraph: Nothing is more permanent than the temporary. Nock, Albert J., American public figure I came across some interesting articles on the Zen ...