National Museum of Nuclear Science & History
Piper worked for Stone and Webster Engineering Corporation.
Fredrika Lewis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Henderson worked at the 100-D Area at Hanford during the Manhattan Project.
Shirley Lewallen was a typist for the Manhattan Project recruitment office in Hanford, Washington between 1942 and 1944.
