National Museum of Nuclear Science & History
Ina Martin worked for the United States Engineer District Office.
Bonnie Pauline Hardwick Rogers worked at the Y-12 Plant, operating the machinery separating the uranium isotope U-235 from it's heavier counterpart U-238.
C. M. Nelson worked for Clinton Laboratories at the X-10 Reactor.
Robert van Gemert worked in procurement and supply for Los Alamos during the Manhattan Project. He was also involved in organizing preparations for the Trinity Test.