National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Ethol Strom was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Robert William Lockridge attended the University of Maryland. Here was active in their ROTC program, and in 1930, he earned a Bachelor of Science in Engineering.