P. E. Loew

Phillip Yuster

Phillip Yuster was a staff worker at Los Alamos during the Manhattan Project.

Helen R. Hughes

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

Thomas H. Evans

Thomas Evans worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Harold J. Hemminger