National Museum of Nuclear Science & History
M. O. Swanson worked for the United States Engineer District Office.
Duane Sewell began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.
Glenn Whitman was a staff worker at Los Alamos during the Manhattan Project.
A. G. Anderson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Joseph H. Heartberg was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
