Consists primarily of letters and postcards to various friends, fellow poets, and associates by American poet and editor Allen Tate.

The Auguste Rodin Collection contains over fifty Rodin letters, cards, telegrams, and notes, of which about half are in the hand of the sculptor.

The Charles Godfrey Leland Collection consists of writings, correspondence, and miscellanea of the American editor, humorist, essayist, and folklorist Charles Godfrey Leland (1824-1903).

Consists of selected letters and manuscripts by or about Edmund Wilson (Princeton Class of 1916), an American literary critic and author.

Elias Boudinot was a lawyer and Revolutionary statesman, serving as member of the Continental Congress (president, 1782), secretary of foreign affairs (1783-84), New Jersey congressman (1789-95), and director of the U.S. Mint (1795-1805). The collection consists of miscellaneous letters and documents of Boudinot, many of which concern his land dealings.

Consists of over 3000 miscellaneous items of primarily American literary, historical, and political figures, including business and personal letters, manuscripts, drawings, photographs, and official documents.

Consists of copies of letters by American author Herman Melville that were used by Willard Thorp in his selection of Melville's writings published as Representative Selections (1938), as well as other material about Melville.

Jessie Wilson Sayre was the daughter of U.S. President Woodrow Wilson and was a political activist. The Jessie Wilson Sayre Collection documents the close relationships amongst the Wilson and Axson families in the early twentieth century and provides details into their lives.

Southcott, an English domestic servant, began hearing voices at the age of 42 and believed these to be divine communications prophesying the Second Coming of Christ. She dictated her prophecies primarily to her secretaries, Ann Underwood and Jane Townley, and these were often copied by others and then circulated among the believers. Consists of a collection of manuscripts of Southcott and material related to her. Included are 12 notebooks and 63 pamphlets or loose writings containing copies (1793-1814) in various hands of Southcott's divine communications, letters, poems, and prayers.

Consists of letters written by members of the Pre-Raphaelite Brotherhood and by individuals associated with or interested in this movement.