Consists of twenty letters of Agnes Repplier, an American essayist and biographer whose writing career spanned sixty-five years. Most of the letters are addressed to her friend Margaret Farrand (Mrs. WIlson Farrand).

This collection contains pamphlets, flyers, posters, and monographs pertaining to agrarian practices, land reform, sustainable development, the rights of campesinos and farmers, and rural conditions in general in Bolivia.

This collection contains pamphlets, bulletins, posters, and other miscellaneous items addressing a variety of agrarian issues in Peru, including farming techniques and practices, environmental concerns, land reform, political-economic aspects of agriculture, and the controversy over coca production.

The A. Jacobi Papers consists of offprints of writings and lectures, correspondence, memorials, and other miscellanea of the German physician, pediatrician, author, and first professor of children's diseases in the United States Abraham Jacobi (1830-1919).

Consists of selected manuscripts, correspondence, and documents of the twentieth-century British biographer and bibliophile A. J. A. Symons.

Consists of an open collection of photographs by Greek photographer A. Kasphikis. Included are portraits of men and women of Corfu, Greece, in traditional dress.

Consists of the manuscripts of twenty-one sermons preached by nineteenth-century English clergyman Alan Bell.

Alan Krueger (1960-2019) was an economist who served as Chairman of the Council on Economic Advisers under the Obama administration. The Alan Krueger Papers consist of materials from the breadth of his career, including research projects, research materials, publication drafts, teaching files, Council on Economic Advisors (CEA) memoranda and subject files, and a series of oral history interviews with Krueger regarding his time on the CEA.

Consists of personal papers of Alan S. Downer, Princeton professor of English (1946-1970), including correspondence, articles, lecture notes, and photographs, as well as material relating to various professional organizations to which he belonged, much of it associated with American theater.

Alan Windsor Richards was a freelance photographer known for the images he captured of people and events associated with Princeton University from the mid-1940s through the late 1960s. The collection consists of photographic negatives and a very few photographic prints of images captured by Richards of Princeton University athletes and sports events.