James F. Margiotta

Jack Hefner

Jack Hefner joined the Manhattan Project at Oak Ridge in 1943. Hefner was a reactor engineer and helped supervise the construction of the X-10 Graphite Reactor.

Frederick J. Oates

Stan Frankel

Stanley “Stan” Frankel (1919-1978) was an American physicist who later became a computer scientist.

G. W. Johnson

G. W. Johnson worked for the Edenfield Electric Company.