John D. Hoffman

R. M. Van Petten

R. M. Van Petten worked for the Kellex Corporation at the K-25 Plant.

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.

Sonia W. Katz

E. E. Knuth