National Museum of Nuclear Science & History
W. L. Brewer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
R. B. Williams worked for the Union Carbide & Carbon Corporation.
William P. Jesse was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.