National Museum of Nuclear Science & History
W. H. Evans worked for the Union Carbide & Carbon Corporation.
W. Q. Smith worked for Clinton Laboratories at the X-10 Reactor.
A. K. Ericson worked at the 100-F Area at Hanford during the Manhattan Project.
Andrew H. MacMahon was the Chief Property Officer of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.