National Museum of Nuclear Science & History
R. R. Kegarise worked for the Kellex Corporation at the K-25 Plant.
J. C. Doucha worked for the J.A. Jones Construction Company.
A. L. Crawford worked for the J.A. Jones Construction Company.
Mark Fred was a research assistant in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
