National Museum of Nuclear Science & History
Ruth A. Casler was a lab technician in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
W. R. Perret worked for the Tennessee Eastman Corporation at the Y-12 Plant.
William P. Norris was an associate bio-chemist at the University of Chicago Met Lab. After a stint at the Dow Chemical Company, he joined the Manhattan Project in July 1944.
Eugene Reybold (1884-1961) was a Lieutenant General and Chief of Engineers in the US Army. He was involved in the early stages of the Manhattan Project.