Catherine “Kitty” Gauvreau

Fermin Vigil

Fermin Vigil was a staff worker at Los Alamos during the Manhattan Project.

Opal MacDonald

Opal MacDonald was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Charles Lindsay

Charles Lindsay worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Clarence D. Hawkins