John L. Sherwood

M.G. Shaffer

Melvin S. Friedman

Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

R. R. Manganielo

R. R. Manganielo served in the 509th Headquarters and Base Services Squadron. 

Ralph W. Berger

Ralph Berger was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.