National Museum of Nuclear Science & History
Shepard worked at the 200 West Area at Hanford during the Manhattan Project.
Underwood worked at the 200 West Area at Hanford during the Manhattan Project.
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.
W. B. Caldwell worked for Clinton Laboratories at the X-10 Reactor.