National Museum of Nuclear Science & History
Emilio Segrè (1905-1989) was an Italian physicist and winner of the 1959 Nobel Prize in Physics.
T. A. LaRoe worked for the United States Engineer District Office.
Richard Feynman (1918-1988) was an American theoretical physicist who received the Nobel Prize in 1965.
Ralph McElroy worked for the Kellex Corporation at the K-25 Plant.