National Museum of Nuclear Science & History
Alexander Blair was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
O’Black worked in the 200 East Area at Hanford during the Manhattan Project.
J. H. Mynatt worked for the United States Engineer District Office.
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.