National Museum of Nuclear Science & History
L. H. Roberts worked for the H. K. Ferguson Company.
Leon D. Smith joined the Manhattan Project in 1944 and was assigned to the 509th Composite Group at Wendover Airfield in Utah.
L. J. Kuhne worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. Schwiebert worked for the Roane-Anderson Company.