National Museum of Nuclear Science & History
J. H. Sievers worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Austin Johnston worked for the United States Engineer District Office.
Norman F. Modine was a research assistant at the University of Chicago Met Lab. He was a signer of the Szilard petition.
L. L. Larson worked for Clinton Laboratories at the X-10 Reactor.
