National Museum of Nuclear Science & History
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.
Ralph Carlisle Smith was born in 1910 in New York. He co-authored Project Y: The Los Alamos Story, with David Hawkins and Edith Truslow.