National Museum of Nuclear Science & History
George I. Ray worked for the G.G. Ray Company.
Wheeler worked at the 300 Area at Hanford during the Manhattan Project.
Howard Lange was the Curator in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
