National Museum of Nuclear Science & History
Berenski worked in the United States Engineer District.
R. F. Conkling worked for the J.A. Jones Construction Company.
Butts worked for Stone and Webster Engineering Corporation.
Frank Oppenheimer (1912-1985) was an American particle physicist. In 1941, Oppenheimer began work at the University of California Radiation Laboratory, where he was a group leader in uranium isotope separation under Ernest Lawrence.
