National Museum of Nuclear Science & History
A. L. Smith worked for the J.A. Jones Construction Company.
James F. Schumar was a metallurgist. In 1940, he became Chief Metallurgist at Wolverine Tube Company.
Gale Young was a research associate in theoretical studies at the University of Chicago Met Lab. Before joining the Manhattan Project in 1942, Young taught mathematics and physics at Olivet College.
John Armstrong worked for the Kellex Corporation at the K-25 Plant.
Winifred Moon was was married to British physicist Phillip Moon. She was a staff worker at Los Alamos during the Manhattan Project.