v. 1. The TVA years, 1939-1945
v. 2. The atomic energy years, 1945-1950
v. 3 Venturesome years, 1950-1955
v. 4. The road to change, 1955-1959
v. 5. The harvest years, 1959-1963
v. 6. Creativity and conflict, 1964-1967
v. 7. Unfinished business, 1968-1981.