William R. Cain

LaFern Little

LaFern Little was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Bert Farrell

Farrell worked in the United States Engineer District Office.

Frank H. Swoboda

Frank Swoboda was a staff worker at Los Alamos during the Manhattan Project.

Charles W. Greenwood