National Museum of Nuclear Science & History
Willis Throckmorton was a staff worker at Los Alamos during the Manhattan Project.
Jas Penny, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Julius M. Simmons was an American chemist. He worked as a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Mehann worked in the 200 West Area at Hanford during the Manhattan Project.