National Museum of Nuclear Science & History
Marie Sperling was a staff worker at Los Alamos during the Manhattan Project.
F. D. Deats worked for the Roane-Anderson Company.
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.
Philip C. McKenna was a laboratory assistant the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
