National Museum of Nuclear Science & History
George Jackson worked for the Ralph Rogers Company.
D. H. Edwards worked at the 300 Area at Hanford during the Manhattan Project.
Frank E. Keene was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Louis D. Wilson was a laborer at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.