National Museum of Nuclear Science & History
F. B. Vaughn worked for Clinton Laboratories at the X-10 Reactor.
Grimsrud worked at the 300 Area at Hanford during the Manhattan Project.
Blake worked in the United States Engineer District Office.
Hymer Friedell was the deputy medical director of the Manhattan Engineer District at Oak Ridge. He worked closely with Robert Stone and Stafford Warren in studying the effects of radiation on the human body.