National Museum of Nuclear Science & History
H. W. Butsch worked for the William A. Pope Company.
McMahon worked in the 100 D Area at Hanford during the Manhattan Project.
Eugene Milton Wagner was a construction general contractor who worked for the J.A. Jones Construction Company at the Oak Ridge, Tennessee site as a construction engineer.
Arthur M. Ross was born in Revere, MA. He attended the Massachusetts Institute of Technology. During the Manhattan Project, he served in the Special Engineer Detachment at Oak Ridge, TN at the X-10 Graphite Reactor.
