National Museum of Nuclear Science & History
F. A. Thomas worked for the Edenfield Electric Company.
Ida Wallace was a laboratory assistant in the chemistry division at the Chicago Met Lab during the Manhattan Project.
Mary Elizabeth Barnes was a radiochemist working in the Y-12 Plant in Oak Ridge, Tennessee from 1946 to 1952.
M. J. McDaniel worked for Clinton Laboratories at the X-10 Reactor.
