- Mothers -- United States -- Correspondence
- Bonhoeffer, Dietrich, 1906-1945 -- Correspondence
- Ruhl, Sarah, 1974- -- Correspondence
- Carson, Rachel, 1907-1964 -- Correspondence
- Flynt, Wayne, 1940- -- Correspondence
- Women pioneers -- West (U.S.) -- Correspondence
- Hardwick, Elizabeth -- Correspondence
- Schlesinger, Winifred, 1897-1986 -- Correspondence
- Wagamese, Richard -- Correspondence
- Barnes, Stephanie Congdon, 1970- -- Correspondence
- Revolutionaries -- Haiti -- Correspondence
- Soldiers -- Massachusetts -- Chelmsford -- Correspondence
- Wharton, Edith, 1862-1937 -- Correspondence
- Winder, John White -- Correspondence
- Gordis, Daniel -- Correspondence
- African American artists -- Correspondence
- Generals -- Haiti -- Correspondence
- Knausgård, Karl Ove, 1968- -- Correspondence
- Kuribayashi, Tadamichi, 1890 or 1-1945 -- Correspondence
- Environmentalists -- Correspondence
- Houellebecq, Michel -- Correspondence
- Grant, Ulysses S., Ulysses Simpson, 1822-1885 -- Correspondence
- Barford, Mirren, 1920-1992 -- Correspondence
- Enslaved persons -- United States -- Correspondence
- Brontë family -- Correspondence
- Bernstein, Leonard, 1918-1990 -- Correspondence
- Themerson, Franciszka -- Correspondence
- Ojibwa Indians -- Canada -- Correspondence
- Italians -- Argentina -- Buenos Aires -- Correspondence
- Philosophers -- Germany -- Correspondence
- Musicians -- United States -- Correspondence
- Williams, Roger, 1604?-1683 -- Correspondence
- Composers -- United States -- Correspondence
- Lesbians -- United States -- Correspondence
- Browning, Elizabeth Barrett, 1806-1861 -- Correspondence
- Women biologists -- Correspondence
- Abolitionists -- United States -- Correspondence
- Breed, Clara E., Clara Estelle, 1906-1994 -- Correspondence -- Juvenile literature
- Women missionaries -- Correspondence
- Paston family -- Correspondence
- Abbey, Edward, 1927-1989 -- Correspondence
- Women -- New England -- Correspondence
- Authors, German -- 20th century -- Correspondence
- Social reformers -- United States -- Correspondence
- Greene, Graham, 1904-1991 -- Correspondence
- Browning, Robert, 1812-1889 -- Correspondence
- Davis, Eliza -- Correspondence -- Juvenile literature
- James, Henry, 1843-1916 -- Correspondence
- Dos, Margarete, 1924-2005 -- Correspondence
- Jews -- Poland -- Correspondence