National Museum of Nuclear Science & History
D. E. Hull worked for the Union Carbide & Carbon Corporation.
D. C. Hull worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. F. Ryan worked for Clinton Laboratories at the X-10 Reactor.
Attended Pennsylvania State University.
Crawford Greenewalt (1902-1993) was an American chemical engineer. He was one of the managers of the Manhattan Project for DuPont.