National Museum of Nuclear Science & History
N. J. Johnson worked for Hanley & Company.
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.
Max Lipschitz served in the 393rd Bombardment Squadron.
A. J. O'Donnell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Casmer Lesnioski worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.