National Museum of Nuclear Science & History
J. J. Donovan worked for the H. K. Ferguson Company.
Lassila worked in the 100 B and D Areas at Hanford during the Manhattan Project.
George Moore was a staff worker at Los Alamos during the Manhattan Project.
Homer Howell worked for Clinton Laboratories at the X-10 Reactor.
R. Haywood worked for the Roane-Anderson Company.