Places Known For

rich selling


United States

in 1917. He became convinced he would get rich selling such a system to the military, the Hebern Rotor Machine, and produced a series of different machines with one to five rotors. His success was limited, however, and he went bankrupt in the 1920s. He sold a small number of machines to the US Navy in 1931. The '''Philadelphia Naval Business Center''', formerly known as the '''Philadelphia Naval Shipyard''' and Philadelphia Navy Yard, was the first naval shipyard of the United


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