National Museum of Nuclear Science & History
Magdaline Penny worked for the United States Engineer District Office.
Milton Burton was the Chief of Radiation Chemistry in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago and later at Oak Ridge during the Manhattan Project.
Angeline Sniegoski was a staff worker at Los Alamos during the Manhattan Project.
D. M. Ellett is a mechanical engineer who joined the Manhattan Project after the end of World War II.