National Museum of Nuclear Science & History
Sidney Williams was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
Ira Carpenter worked for the Edenfield Electric Company.
R. M. Falkner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
C. Cannon was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.