National Museum of Nuclear Science & History
Rosalin Small was a staff worker at Los Alamos during the Manhattan Project.
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.
F. Schickling worked for the Kellex Corporation at the K-25 Plant.
J. J. Mitchell worked for the Fercleve Corporation.
