National Museum of Nuclear Science & History
E. R. Spangler worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Tempka (1923-2017) was an American engineer. Tempka was born in Boydsville, Ohio. He was studying at the University of Detroit when he was recruited to join the U.
Claude E. McLenon served as a technical sergeant 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.
