National Museum of Nuclear Science & History
J. S. Gehrken served in the 390th Air Service Group.
David Hawkins (1913-2002) was an administrative aide at Los Alamos and the Manhattan Project’s official historian.
Clarence D. McCain served in the 1027th Air Material Squadron.
John J. Norton was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.