National Museum of Nuclear Science & History
M. B. Coley worked for the J.A. Jones Construction Company.
E. C. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. E. Kingalover worked for the Roane-Anderson Company.
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.