National Museum of Nuclear Science & History
T. J. Costello worked for the Comstock-Bryant Electric Company.
Glenn Sprankle worked in the shop at the Metallurgical Laboratory in Chicago during the Manhattan Project.
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.
R. M. Smith worked for the United States Engineer District Office.
