National Museum of Nuclear Science & History
William E. Caldes studied chemical engineering at Princeton University. In 1943, he was recruited to join the Manhattan Project, and became the 19th project member at Los Alamos.
J. F. Joyner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. G. Phillips worked for the Roane-Anderson Company.
Spofford G. English was an American chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) and Oak Ridge during the Manhattan Project.