National Museum of Nuclear Science & History
Arthur Widmer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Edward F. Kolley was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
