National Museum of Nuclear Science & History
Spear worked at the 200 East Area at Hanford during the Manhattan Project.
G. E. Boyd worked for Clinton Laboratories at the X-10 Reactor.
Richards worked at the 100-D area at Hanford during the Manhattan Project.
Abraham L. Longfield was a Procurement and Property Officer for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.