National Museum of Nuclear Science & History
M. E. Gregson worked for the Roane-Anderson Company.
John Leahy worked for the United States Engineer District Office.
Miller worked in the 200 West Area at Hanford during the Manhattan Project.
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.
