National Museum of Nuclear Science & History
Howard Braasch was a laborer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
K.W. "Wally" Greager began working at Hanford in late 1951 after graduating from college. He worked on various projects at Hanford, including with the B Reactor there and the process of irraditating the fuel in the tubes in the reactor.
Walter Pelton worked for the Kellex Corporation at the K-25 Pelton.