National Museum of Nuclear Science & History
Armstrong worked in the United States Engineer District Office.
Max Friedman was an American physicist. One of J. Robert Oppenheimer‘s bright young pupils at the University of California, Berkeley during the 1930s, Friedman’s career as a physicist was derailed by his leftist politics.
Otto Nillige was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.