National Museum of Nuclear Science & History
J. E. Pearman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Johnston worked at the 200 West Area at Hanford during the Manhattan Project.
Hayden Rector was a contract attorney for the U.S. Army Corps of Engineers at Hanford, WA during the Manhattan Project.
Kay Hamilton was a biologist in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.