George Friedman

Calvin G. Hadley

J. W. Mercke

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.

Ray Genereaux

Ray Genereaux, born in Seattle in 1902, a graduate of Stanford and Columbia, was design project manager for the chemical separation facilities at Hanford.