National Museum of Nuclear Science & History
Don Cowen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Helen R. Hughes was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Phaling worked in the 300 Area at Hanford during the Manhattan Project.
Robert E. McCurley served in the 320th Troop Carrier Squadron.
A. V. Peterson worked for the United States Engineer District Office.
