National Museum of Nuclear Science & History
M. J. Wheat worked for the Midwest Piping and Supply Company.
W. A. Gracey worked for the Roane-Anderson Company.
George Kistiakowsky (1900-1982) was a Ukrainian-American physical chemist. He joined the Manhattan Project in late January 1944, leaving his role as chief of the National Defense Research Committee’s Explosives Division.
Elwin Covey was an assistant and protégé to Glenn Seaborg, and spent most of his time with the Manhattan Project at the X-10 plant in Oak Ridge, Tennessee.
