National Museum of Nuclear Science & History
George Meacham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Gordon Hamilton worked for the J.A. Jones Construction Company.
John Wieneke was an American physicist who worked at Los Alamos during the Manhattan Project. Wieneke later worked on the post-war nuclear program at the Nevada test site in the 1950s.
Gibbs worked at the 300 Area at Hanford during the Manhattan Project.