National Museum of Nuclear Science & History
John O’Gara worked for the United States Engineer District Office.
Lyda Speck served in the Women’s Army Corps at Los Alamos during the Manhattan Project. She later remembered “how tight the security was.
Elery M. Groves served in the 1027th Air Material Squadron.
Raymond S. Miller worked on the Manhattan Project at Los Alamos and Oak Ridge. He was sent to Los Alamos in December 1943.