National Museum of Nuclear Science & History
T. F. Walsh worked for the United States Engineer District Office.
H. A. Rehnberg worked for the Kellex Corporation at the K-25 Plant.
Leston Stark was a staff worker at Los Alamos during the Manhattan Project.
Duffer Crawford worked for the civilian contractor Kellex Coroporation in New York under the supervision of Judson Swearingen.
