National Museum of Nuclear Science & History
Joe Langston worked for the J.A. Jones Construction Company.
Harvey R. Milligan served in the 1st Ordnance Squadron.
Lester Bennett worked for the Kellex Corporation at the K-25 Plant.
Helen R. Hughes was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Glenn Whitman was a staff worker at Los Alamos during the Manhattan Project.