National Museum of Nuclear Science & History
William Penney (1909-1991) was a British mathematician and physicist. William Penney’s first assignment of the war was a research position with the Royal Navy, studying collisions, explosions and shockwaves and searching for ways to use hydrodynamics to assist the navy.
William Vatter was an American accounting scholar. Vatter was born in 1905 in Cincinnati. In his early years he hoped to be a musician, and he played the violin, viola, piano and French horn.