National Museum of Nuclear Science & History
H.W. was a consultant at Metallurgical Laboratory in Chicago during the Manhattan Project.
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.
B. G. Seitz worked for the United States Engineer District Office.
Sarah Archer worked as a nurse at Oak Ridge during the Manhattan Project. She was responsible for monitoring the radiation levels of the Calutron operators at the Y-12 Plant.