National Museum of Nuclear Science & History
M. S. Headley worked for the J.A. Jones Construction Company.
W. L. Ginkel worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Eleanor Granert was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Stephen Lawroski was an American chemical engineer who worked on the Manhattan Project at the University of Chicago’s Metallurgical Laboratory from 1944-1946.