National Museum of Nuclear Science & History
Emilio Segrè (1905-1989) was an Italian physicist and winner of the 1959 Nobel Prize in Physics.
N. B. Garden worked for the Fercleve Corporation.
Evelyn Dunbar was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
G. E. Knutson worked for the United States Engineer District Office.