National Museum of Nuclear Science & History
Jasper Brown Jeffries was an American physicist. Jeffries was born in Winston-Salem, North Carolina, on April 15, 1912.
John C. Pennock attended Cornell University, where he studied engineering. He was a member of the Special Engineer Detachment at Oak Ridge, where he worked as a technical engineer at the K-25 Plant.
William J. Jenceleski served in the 603rd Air Engineering Squadron.