National Museum of Nuclear Science & History
H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Marion Van Gemert was born in Wisconsin. She received her bachelor’s degree in home economics from Stout State College.
Jack Rose was a machinist and armorer in the Special Engineering Detachment (SED) assigned to the 509th Composite Group in Wendover, Utah.
Samuel McNeight was a DuPont employee member who was a part of the team tasked with constructing the B Reactor at Hanford.
