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.
James Porterie was a security guard at Los Alamos tasked with guarding bomb components. Porterie went to Aberdeen Proving Ground for Ordnance School before volunteering for an assignment at Los Alamos.
R. J. Stahl worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Stanley Thomson was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
E. V. Martin worked for the Tennessee Eastman Corporation at the Y-12 Plant.