Jack L. Gosnell

Wayne Bricker

George Koval

George Koval was an American chemical engineer and one of the most important Soviet spies of the 20th century.

Phil Gardner

Phil Gardner was senior labor recruitment supervisor for the Hanford site. Although he was first an employee of the DuPont Company, he worked under the direction of the War Manpower Commission and his tasks were assigned according to the needs of the War Department.

Edward A. Smith, Jr.

Edward Smith was a chemical engineer employed by the civilian contractor Eastman Kodak at the K-25 Plant in Oak Ridge, Tennessee.