Consists of approximately 500 miscellaneous letters relating to the Alexander family of Princeton, N.J., including autograph letters collected by them.

Consists of papers of American commodities agent Alexander Chambers, much of which deals with his commercial agent, H. H. Steel, in Guatemala.

Consists of correspondence and manuscripts by and related to Robert Charles Dallas collected by Alexander Dallas Wainwright (Princeton Class of 1939).

Alexander D. Wainwright (Princeton Class of 1939) was an avid bookman and collector. He had a lengthy career at the Princeton University Library, serving as assistant university librarian for collection development and as curator of the Morris L. Parrish Collection of Victorian Novelists. His collection consists of of manuscripts, correspondence, drawings, and related material by and about Thomas Wolfe, the American novelist, playwright, and storywriter.

Consists of miscellaneous material relating to various members of the Alexander family, many of whom lived and worked in Princeton, N.J.

Consists of selected correspondence and documents of Alexander Hamilton, often regarded as one of the Founding Fathers of the United States.

Alexander Leitch was the Secretary of Princeton University from 1936 to 1966. The collection consists of extensive notes taken by Alexander Leitch as background for the "Football" entry of his encyclopedia A Princeton Companion

Alexander Leitch was a member of the Princeton Class of 1924 and an administrator at Princeton University for the entirety of his professional career, most notably holding the Office of the Secretary from 1933 to 1963. Consists of 55 oversized scrapbooks assembled by Alexander Leitch '24 during his career as a Princeton University administrator.

Consists of letters written by Alexander Marshall Thompson while he was attending the College of New Jersey (now Princeton University) from 1889 to 1893, giving a view of a student's social, athletic and academic life, while providing valuable information regarding the history of the College.

Consists of works, correspondence, documents, photographs, a diary (1869), and a journal (1888) of Alexander Scotland (Princeton Class of 1874), most of which reflects the life he led in Colorado mining areas after leaving the East because of tuberculosis.