National Museum of Nuclear Science & History
Buettner worked in the United States Engineer District.
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.
Ralph Gates (1925-2018) was a chemical and electrical engineer who was recruited to the Manhattan Project as a part of the Special Engineer Detachment in early 1945.
Henry Nowak worked for the Union Carbide & Carbon Corporation.