National Museum of Nuclear Science & History
H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harvey worked at the 200 West Area at Hanford during the Manhattan Project
R. H. Cook worked for Clinton Laboratories at the X-10 Reactor.
William S. Johnston was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
