National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Louis Henry Hempelmann (1914-1993) was Director of the Health Group at the Los Alamos site of the Manhattan Project.
Joel B. Rogers served in the First Ordnance Squadron.
Millett worked in the 200 West Area at Hanford during the Manhattan Project.
Deane G. Churchill served in the 320th Troop Carrier Squadron.