National Museum of Nuclear Science & History
Lucy Howsare worked for the United States Engineer District Office.
Marion R. Villarreal served in the 603rd Air Engineering Squadron.
Kay Manley, Canadian-born, came to the United States in 1933 to study. She and her husband John Manley were at the Manhattan District in Chicago, when her husband was personally called by Leo Szilard and asked to move from the Met Lab to Los Alamos.