- Twain, Mark, 1835-1910 (17)
- Anderson, Frederick, 1926- (5)
- Tuckey, John Sutton, 1921- (3)
- De Voto, Bernard Augustine, 1897-1955 (2)
- Blair, Walter, 1900- (1)
- Gibson, William Merriam, 1912- (1)
- Leary, Lewis Gaston, 1906- (1)
- Rogers, Henry Huttleston, 1840-1909 (1)
- Zall, Paul M. (1)