Rex Sanders

Leon O. Jacobson

Leon O. Jacobson was Associate Director of the Health Division and Section Chief of H-I, Clinical Medicine and Medical Research, at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

A. C. Beltzner

Beltzner worked at the 100-D Area at Hanford during the Manhattan Project. 

Luin W. Hough

Luin W. Hough was a photographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Marcellus H. Fricke