National Museum of Nuclear Science & History
H. A. McFadden worked for the Roane-Anderson Company.
Ila G. Carol worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Holt worked for Stone and Webster Engineering Corporation.
E. D. Henson worked for the Roane-Anderson Company.
