National Museum of Nuclear Science & History
C. J. Toney worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ivan Behymer came out from the Dupont 'black powder' plant in Illinois to Richland, Washington (Hanford) in March of 1943.
J. B. Livingston worked for the Roane-Anderson Company. He was the first civilian employee on the ground at Oak Ridge.