National Museum of Nuclear Science & History
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William Gray worked for the Roane-Anderson Company.
Roger Sutton (1916-2000) was a Canadian-American physicist. Sutton was born in Lloydminster, Saskatchewan.
McCoig worked in the 100 F Area at Hanford during the Manhattan Project.