National Museum of Nuclear Science & History
Madonna Elaine Thennes was in born 1925. When she had just graduated from high school in Pocahontas, Arkansas, in 1943, her father told her the military had good-paying jobs for civilians in a new place in Oak Ridge, Tennessee.
Calhoun worked at the 300 Area at Hanford during the Manhattan Project.
F. D. Ethridge, Jr. worked for Clinton Laboratories at the X-10 Reactor.
