George J. Pipper

G. F. Ehlers

O. M. Allan

Allan worked at the 200 West Area at Hanford during the Manhattan Project.

Henry DeWolf Smyth

Henry DeWolf Smyth (1898-1986) was an American physicist, diplomat, and bureaucrat. During World War II, Smyth was a member of the National Defense Research Committee’s Uranium Section.

Joseph E. Draley

Joseph E. Draley was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.