National Museum of Nuclear Science & History
Grafton worked in the United States Engineer District Office.
A. L. Smith worked for the J.A. Jones Construction Company.
Grace R. Harvey was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Joel S. Denham, Jr. served as a staff sergeant in the 393rd Bombardment Squadron.
E. J. Sekeres served in the 509th Headquarters.