National Museum of Nuclear Science & History
J. D. McPherson worked for the United States Engineer District Office.
Antilla worked in the United States Engineer District Office.
J. H. Graham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Brackett worked in the United States Engineer District Office.
Calvin B. Popwell served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
