National Museum of Nuclear Science & History
Robert Plott was a research assistant at the Chicago Met Lab during the Manhattan Project.
Ercole E. Motta was a research assistant at the University of Chicago Met Lab. He studied ways to determine the boron content of uranium oxide.
Harder worked at the 300 Area at Hanford during the Manhattan Project.
Esther Stenstrom arrived at Oak Ridge in 1943, after she and her husband were picked to work in the secret city.