James P. Kearns Jr.

J. V. Ruan

Ruan worked for Stone and Webster Engineering Corporation.

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.

William S. Johnston

William S. Johnston was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

James Hoag