P. H. Klute

Opaline Calhoun

Opaline Calhoun was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

W. R. Kreitzberger

Kreitzberger worked in the 200 East Area at Hanford during the Manhattan Project.

H. Gordan Smith

Giulio J. Fornary