W. F. Underwood

Joseph A. Haaga

Joseph “Joe” A. Haaga (1919-1974) was a nuclear engineer who worked on the Manhattan Project. Born in 1919, Haaga graduated from Notre Dame in June 1940 with a B.

G. C. Kreis

G. C. Kreis worked for the J.A. Jones Construction Company.

Harold Hasenfus

Harold Hasenfus was part of the Special Engineer Detachment during the Manhattan Project and worked at the University of Chicago's Metalurgical Laboratory and at the gaseous diffusion plant in Oak Ridge.

Jason S. Chastain