National Museum of Nuclear Science & History
C. M. Hart worked for the Harrison Construction Company.
F. K. Shook worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. W. Pardon worked for the Roane-Anderson Company.
Ivan Behymer came out from the Dupont 'black powder' plant in Illinois to Richland, Washington (Hanford) in March of 1943.