National Museum of Nuclear Science & History
E. L. Robinson worked for the H. K. Ferguson Company.
F. G. Schuyler worked for the Kellex Corporation at the K-25 Plant.
Charles Blanchard 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.