National Museum of Nuclear Science & History
R. G. Cooper worked for the Union Carbide & Carbon Corporation.
John Arthur "Jack" Robinson was a machinist and instrument maker at the Clinton Engineering Works in Oak Ridge, Tennesse in 1943.
Howard Lowery worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A member of the Special Engineer Detachment of the U.S. Army, Ray Stein participated in the Manhattan Project at Oak Ridge and was assigned to the Y-12 Plant.
