National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Alan Upson Seybolt was a metallurgist who worked at Los Alamos during the Manhattan Project. Seybolt married Dorothea “Dot” Hoover Seybolt, and the couple had two sons.
Ernest Greer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Duane Conner worked for the Tennessee Eastman Corporation at the Y-12 Plant.