National Museum of Nuclear Science & History
Delbert Ball was a procurement officer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Nelson Smith worked for the United States Engineer District Office.
Benjamin Scott was an American chemist. Scott was born in Florence, South Carolina, in 1922. He received a B.
Thomas Lanahan was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.