National Museum of Nuclear Science & History
Gordon worked in the United States Engineer District Office.
John H. Martens was a research associate and chemist at the University of Chicago Met Lab and a member of the Special Engineer Detachment at Oak Ridge.
Ernest C. Lawrence was a millwright at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. L. Durgin, Jr. worked for the J.A. Jones Construction Company.
