- Authors, Italian -- 20th century -- Correspondence
- Book editors -- United States -- Correspondence
- Frost, Robert, 1874-1963 -- Correspondence
- Edwards, Abial Hall, b. 1843 -- Correspondence
- Picardie, Ruth, 1964-1997 -- Correspondence
- Fermor, Patrick Leigh -- Correspondence
- Gellhorn, Martha, 1908-1998 -- Correspondence