National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Martha Jackson Ross studied history and English at Montevallo College for Women. She worked on the Manhattan Project at Oak Ridge.
K. Z. Morgan worked for Clinton Laboratories at the X-10 Reactor.
Lansing Tryon was a staff worker at Los Alamos during the Manhattan Project.
C. R. Dicks worked for the Tennessee Eastman Corporation at the Y-12 Plant.