National Museum of Nuclear Science & History
J. E. Mason worked for the Roane-Anderson Company.
James Leo Woods worked at Columbia University in the Pupin Laboratory as the head of the Tool and Dye making department.
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.