Robert J. Klotzbach

Gordon Rolph

Robert S. Mulliken

Robert S. Mulliken (1896-1986) was an American physical chemist and winner of the 1966 Nobel Prize in Chemistry.

R. E. Combs

Harry Truman

Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.