National Museum of Nuclear Science & History
Secundino Roybal was a staff worker at Los Alamos during the Manhattan Project.
W. C. Grube worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert L. McNamee served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
C. F. Mims worked for the Tennessee Eastman Corporation at the Y-12 Plant.
