National Museum of Nuclear Science & History
Hayes worked in the United States Engineer District Office.
Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. L. Goodwin worked for the Roane-Anderson Company.
George D. Gleason served in the 393rd Bombardment Squadron.
Edith King worked on the Manhattan Project at Los Alamos. She and her husband, L. D. P. King, were good friends of Edith Warner and frequented Warner’s tea room.