National Museum of Nuclear Science & History
Walker worked at the 100-D Area at Hanford during the Manhattan Project.
Amanda Stein was a research assistant in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Helen E. Krinek was a research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Edwin I. Gitnick served in the 320th Troop Carrier Squadron.