National Museum of Nuclear Science & History
Florentino Ortiz was a carpenter at Los Alamos during the Manhattan Project.
Morris R. Jeppson served as a lieutenant in the 1st Ordnance Squadron. He also worked as a weapons test officer.
B. C. Nylen worked for Clinton Laboratories at the X-10 Reactor.
Spofford G. English was an American chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) and Oak Ridge during the Manhattan Project.
