National Museum of Nuclear Science & History
E. D. Shipley worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Minnesota native Roger Hultgren worked for the DuPont Company as a chemist during the early 1940s, initally assigned to the Jolliet, Illinois munitions plans.
Cowan worked at the 100-B Area at Hanford during the Manhattan Project.
Betty Tellefson was a staff worker at Los Alamos during the Manhattan Project.
Richard Shepard joined the Manhattan Project at Oak Ridge, working in the K-25 Plant as a member of the Special Engineer Detachment.
