National Museum of Nuclear Science & History
E. H. Grey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Perry worked in the 200 West Area at Hanford during the Manhattan Project.
Roland E. Ryder served in the 603rd Air Engineering Squadron.
Donald Ames joined the Manhattan Project as a G.I. at the University of Chicago in 1943. Ames worked under Nobel Prize chemist Glenn Seaborg at the Metallurgical Laboratory, where he helped determine the chemical properties of plutonium and developed a rapid method for measuring the radium concentration in solutions.
