National Museum of Nuclear Science & History
R. E. Hoffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hoylande Young Failey was a senior chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. Egner worked for Clinton Laboratories at the X-10 Reactor.
Frances "Fran" Carroll worked as an operator, supervisor, and research assistant in the Columbia University Laboratory and at Oak Ridge, Tennessee.
Bill Hackney worked for the H. K. Ferguson Company.