National Museum of Nuclear Science & History
R. H. Duncan worked for the Comstock-Bryant Electric Company.
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.
E. C. Dunlop worked at the 100-B Area at Hanford during the Manhattan Project.
W. R. Dake worked for the Roane-Anderson Company.