National Museum of Nuclear Science & History
Hays worked in the United States Engineer District Office
Norman F. Modine was a research assistant at the University of Chicago Met Lab. He was a signer of the Szilard petition.
Fontaine O. Hollis served in the 603rd Air Engineering Squadron.
Ida Cunningham was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.