National Museum of Nuclear Science & History
Hester was a staff member at Los Alamos during the Manhattan Project.
Norvon Clark worked for the Fercleve Corporation.
Hugh “Brad” Bradner was a physicist at Los Alamos during the Manhattan Project.
F. O. Doughty worked at the 200 West Area at Hanford during the Manhattan Project.
Groft worked at the 300 Area at Hanford during the Manhattan Project.