National Museum of Nuclear Science & History
Hayes worked in the United States Engineer District Office.
Abraham L. Longfield was a Procurement and Property Officer for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Julie Langham Grilly was a laboratory technician at the Los Alamos Laboratory in New Mexico. She was married to Dr.
Arthur R. Hanson served in the 320th Troop Carrier Squadron.
