National Museum of Nuclear Science & History
Seymour Bernstein (1923-2015) was an American chemical engineer who worked on the Manhattan Project. He was a member of the Special Engineer Detachment at Oak Ridge and worked as a laboratory supervisor at the K-25 Plant.
Harris Mayer, born in 1921, is an American physicist. During World War II, Mayer joined the Manhattan Project at Columbia University.
Woodson Clay worked for the Tennessee Eastman Corporation at the Y-12 Plant.