Robert M. Ripple

Sam H. Barnett

Richard H. Campbell

Richard Harold Campbell was born in Fairmont, West Virginia on February 25, 1928. He married Beverly Ropp Campbell.

Patricia Postma

Patricia “Pat” Postma came to Oak Ridge, Tennessee as a kindergartner after her father, Thomas Dunigan, was recruited from the Army Signal Corps to join the Manhattan Project.

Ida Cunningham

Ida Cunningham was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.