H. J. Hopkins

Donald Ames

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.

Leonard M. Hartsoch

B.T. Rossiter

Keith W. McClellan