National Museum of Nuclear Science & History
E. D. Shipley worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hatfield worked in the United States Engineer District Office.
Dr. Joseph Katz was a chemist at Argonne National Laboratory at the Metallurgical Lab in Chicago. Katz was a part of a team that studied ways to make the diffusion of U-235 to U-238.
