National Museum of Nuclear Science & History
Wilford A. Orr served in the 320th Troop Carrier Squadron.
J. A. Copeland worked for the Poe Piping & Heating Company.
Aquilla Parsons was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Hauser worked in the United States Engineer District Office.
Frank Foote was the Principal Metallurgist at the Manhattan Project’s Metallurgical Laboratory at the University of Chicago.