National Museum of Nuclear Science & History
G. E. McAllister worked for the United States Engineer District Office.
Dorothy Vanderford (1973- ) is the granddaughter of J. Robert Oppenheimer. Although Vanderford never met her grandfather, she knows the family narrative well and her father, Peter Oppenheimer, was a child during the Oppenheimer trial.
T. H. Coulter worked for Clinton Laboratories at the X-10 Reactor.
W. M. Mathis worked for Clinton Laboratories at the X-10 Reactor.