National Museum of Nuclear Science & History
W. E. Brewer worked for the Roane-Anderson Company.
Charles Maier was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Clatworthy worked at the 200 West Area at Hanford during the Manhattan Project.
William “Willie” H. Zachariasen was a physicist and consultant at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.