Collection consists of three horoscopes, circa 1678, in German and some Latin, all prepared for Baron Alexander von Enke (1650-1687), who served in the army of the Electorate of Saxony and fought against the Ottoman Turks during the Great Turkish War (1683-1699). Johann Henrich Voigt (1613-1691), an astronomer, astrologer, and almanac-compiler, prepared two of the volumes. The author of the third is unknown.

Consists of hand-corrected proofs of Alexandre Dumas père's 1854 play, La Jeunesse de Louis XIV, as revised by Alexandre Dumas fils, circa 1874. Written by Dumas père while he was in exile in Belgium, the play was rejected by censors in Paris. Although it was published in the Michel Lévy's edition of Dumas père's Théâtre Complet, the play had only been performed in Brussels, Belgium. This version by Dumas fils contains rewrites, additions, and cuts throughout, and was performed in Paris in 1874.

Consists of the collection of Alexandros Xydēs, Greek diplomat and art critic. Included are typed manuscripts, correspondence, off-prints, ephemera, and other printed material with a focus on Greek politics, Cyprus, human rights, and international relations.

The collection consists of autograph manuscripts and typescripts of Aslanoglou works.

Consists of phonotapes of approximately fifty-five hours duration made primarily at San Juan Pueblo, New Mexico, by anthropologist Alfonso Ortiz to help preserve the language and the culture, and to perpetuate the oral tradition, of the Tewa-speaking Pueblo.

Consists of personal, professional, and academic papers of the Pueblo anthropologist Alfonso Ortiz (1939-1997), including correspondence, working files, and materials related to the Association on American Indian Affairs (AAIA).

The Alfred and Mary Gwinn Hodder Papers consists of writings, correspondence, documents, photographs, miscellaneous material, and printed matter of attorney and author Alfred LeRoy Hodder. Also included are similar papers of his wife, Mary Gwinn Hodder, who was a professor of English literature.

Consists of works, correspondence, genealogical information, photographs, miscellaneous material, and printed works of surgeon and medical inspector Alfred A. Woodhull (Princeton Class of 1856).

Consists of autograph musical compositions, diaries, notebooks, and related material of Boswell, an American composer.

Alfred Eisenstaedt was a photojournalist known for work published in LIFE Magazine. The collection consists of prints made from digital copies of photographs taken by Alfred Eisenstaedt for LIFE Magazine in 1969, when women undergraduates admitted as part of the coeducational Class of 1973 were arriving on campus.

The Alfred Goddard Kay Autograph Collection consists of letters, documents, and other miscellanea signed by significant 18th and 19th century American and French figures collected by American stock broker Alfred Goddard Kay (Princeton Class of 1912).

Alfred J. Lotka (1880-1949), a statistician for the Metropolitan Life Insurance Company, was a significant contributor to the field of demography. He was a pioneer in the study of population dynamics and conducted research on the mathematical theory of evolution and the mathematical analysis of populations. Lotka's papers document his scholarship and his involvement in professional organizations and include drafts of his works, his notes and research materials, and correspondence.

Consists of nineteenth-century account books of Alfred Leeb and his wife relating to their home in South Orange, N.J.

Consists of letters, photographs, and manuscripts of Alfred Noyes.

Consists chiefly of letters by Alfred Thayer Mahan to his publisher regarding his writings about United States naval history. Mahan was a U.S. naval officer in the Civil War, and his work on the importance of adequate navies and merchant marines influenced the policies and philosophies of national leaders across the globe, including those of the 26th president of the United States, Theodore Roosevelt.

Consists of manuscripts for three novels by American novelist and children's writer Al Hine.

Consists primarily of letters (1952-1965) Alice B. Toklas wrote to her friends Lloyd Frankenberg and his wife, the painter Loren MacIver. Toklas is best known as the life partner of writer Gertude Stein.

Consists primarily of correspondence and printed material, along with two diaries from 1926, a matted postcard, a photogravure plate, and a piece of hair jewelry. These family papers primarily center on Alice Holden (née Cort), as the correspondence are letters between members of the Cort family, or letters to her from her children. The collection largely documents the relationships of the Holden and Cort families in New York state between the 19th and 20th centuries.

Consists of selected letters and photographs of authors, poets, and friends collected by Alice Davis Tibbetts, secretary, companion, and romantic partner of Edgar Lee Masters.

The Alice Raphael Collection of Faust Materials contains photographs and epherema relating to the Yale bicentennial of Goethe's Faust , for which Alice Raphael's translation was used, as well as information about other productions of Faust and about Raphael's other work.