David McDonald

G. W. Richards Jr.

G. W. Richards Jr. served in the 509th Headquarters. 

J.A. Sandlin

C. L. Wheadon

Wheadon worked at the 300 Area at Hanford during the Manhattan Project. 

Clarence F. Hiskey

Clarence Francis Hiskey (1912-1998) was an American chemist and Soviet spy. He worked at Columbia University and the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.