National Museum of Nuclear Science & History
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.
Margaret J. Nickson was a medical doctor in the Biology Division at the University of Chicago Met Lab.
Ralph Gust worked for the Tennessee Eastman Corporation at the Y-12 Plant.