National Museum of Nuclear Science & History
R. F. Perkins worked for the Union Carbide & Carbon Corporation.
Calkins worked at the 200 West Area at Hanford during the Manhattan Project.
Maryella Weaver was a staff worker at Los Alamos during the Manhattan Project.
Neal Vance was a staff worker at Los Alamos during the Manhattan Project.
J. D. Hughes worked for the Tennessee Eastman Corporation at the Y-12 Plant.