David McDonald

Vera Williams

Vera Williams was in charge of the housing office at Los Alamos during the Manhattan Project. The wife of physicist John Williams, she also helped organize a maid service to help with housework and childcare.

Frank Gerhart

Frank Gerhart worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Kay Hamilton

Kay Hamilton was a biologist in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Henry L. Barkley