The Plimpton Family Papers is primarily comprised of correspondence, personal and professional documents, writings and photographs generated by or for George Arthur Plimpton and Frances Taylor Pearsons Plimpton, their son, Francis T.P. Plimpton, and his wife Pauline Ames Plimpton. Also included are documents and photographs produced by or for other Plimpton, Pearsons and Ames family members, from seventeenth century ancestors to late-twentieth century descendants.

Correspondence, manuscripts of poems, and manuscripts of lectures by Benjamin. The correspondence consists of original letters of Benjamin, typescript and photostatic copies of Benjamin letters in other libraries, and letters to Benjamin from some of his literary contemporaries including Paul Hamilton Hayne, Willis Gaylord Clark, John Lothrop Motley, and Fitz-Greene Halleck. Many of the letters relate to Park Benjamin's lecture tours. There are other family letters and many documents relating to the Benjamin family,and two letterbooks of John Lothrop Motley. Also, a large amount of genealogical material of the Benjamin family, and its related families from the 16th century to the present day. There are also financial records, monographs, clippings, and photographs.

The Horsford Family Papers comprises a collection of papers created by various members of the Horsford, Gardiner, and L'Hommedieu families.

Collection of Anson Conger Goodyear, a buffalo local business man, major general, and patron of the fine arts and collector; includes family correspondence, diary and scrap books, his speeches and writings, business papers, and military related correspondence.

in 1792-1793. There are documents relating to several members of the Beloselśkiĭ-Belozerskiĭ family. The part of the collection concerning the Horse Guards primarily relates to emigre activities in Europe and America during the 1930s. The materials include manuscripts for a history of the Guards, biographical sketches, minutes, newsletters, orders and several hundred photographs, many of which date back to the mid 19th century. Among the printed materials are journals, illustrations and a number of scrapbooks. The collection also contains several dozen oversized albums, illustrations, documents and photographs.

Personal and professional papers including correspondence, manuscripts, documents, diaries, journals, photographs, and printed materials relating to his teaching at various universities, his literary studies and writings, and his professional activities in such organizations as the Moder Language Association and P.E.N. His correspondents include contemporary authors such as Edmund Blunden, Christopher Hassall, Louis Kronenberger; scholars such as James P. Clifford, Leon Edel, and A.L. Rowse. There are also some letters collected by Halsband, including those by Mrs Piozzi, John Wilkes (1727-1797) and John Stuart, 3rd Earl of Bute (1713-1792). Among the manuscripts are notes, drafts, typescripts, and proofs of his LIFE OF LADY WORTLEY MONTAGU (Oxford, 1956) and COMPLETE LETTERS OF LADY MARY WORTLEY MONTAGU (Oxford, 1965-1967). Also, manuscripts and typescripts of Halsband's diaries, journals, lectures, articles, book reviews, and essays. The printed materials include ephemera, books, and offprints by Halsband and books by other authors inscribed to him. There is a watercolor portrait of Halsband by Stephen Andrews, London, ca. 1966.

Correspondence, manuscripts, documents, photographs, printed materials, and coins of Marii︠a︡ A. Svi︠a︡topolk-Mirskai︠a︡ and her son Nikolaĭ V. Svi︠a︡topolk Mirskiĭ. The correspondence is primarily from members of the Imperial family (such as Grand Duke Nikolaĭ Nikolaevich and dowager Empress Marii︠a︡ Fedorovna) to Marii︠a︡ Svi︠a︡topolk-Mirskai︠a︡. Most of it dates from the 1920's and 1930's and much of it is mounted in scrapbooks. The manuscripts include Basil Strandman's "Balkan Reminiscences." Among the documents are diplomas, certificates, passports and Imperial decrees dating back to 1832. The photographs include a photograph of Metropolitan Evlogiĭ and several dozen copies of Imperial family photographs. There are also many photographs of paintings, icons and architecture. The subject files consist of materials relating to the Notbek family, the Mariĭnskoe Sestrichestvo (to which Marii︠a︡ Svi︠a︡topolk-Mirskai︠a︡ belonged), and the Iverskai︠a︡ Church in Belgrade. Among the printed materials are 12 issues of "Khudozhestvennye Sokrovishcha Rossii" (1901)"Mʹemoires du regne de Catherine.."(Amsterdam, 1729), and "Thʹeâtre de l'Hermitage de Catherine II.."(Paris, 1799?).

Correspondence, manuscripts and documents. Included among his personal and professional correspondence are letters from famous economists collected by Seligman. Among these are: I) William Shirley (Box 95). 1741-1745. Copies of letters and documents by Shirley, Royal Governor of Massachusetts, addressed chiefly to the Board of Trade, London; II) Paul Flobart (Box 96). RECHERCHES SUR LES BILLETS DE LA BANQUE DE LAW, 1716-1720. Lille, 1920. Notes, page proof and printed for of this pamphlet; III) John Francis Bray Papers (Box 97). Bray, 1809-1895, early socialist writer and labor agitator in England, 1822, returned to America in 1842. Michigan experiences, 1842-1896, papers 1860-1890; IV) Ernest Jones Papers. Correspondence, family and business papers of Ernest Jones, 1819-1869, English militant socialist and leader of the Chartist movement, and publisher of two newspapers propagating Marxist doctrines. Collection consists of ca.1,708 items, and some family correspondence and mementoes. The most valuable part appears to be his notes refuting various libel charges brought against him. In 10 boxes at the end of the collection

A collection of prints, photographs, pamphlets, clippings, playbills, and programs dealing with the theater, chiefly American and English, in all its aspects including drama, opera, dance, movies, puppets, and spectacles. The majority of the material documents the 19th century.

The Pierrepont family papers (1761-1918) document the intersection of commercial, civic and personal interests across three generations of one of the most prominent and influential families of nineteenth century Brooklyn, New York. The bulk of the collection concerns the business dealings of Henry Evelyn Pierrepont from 1838 to his death in 1888. This especially includes an extensive set of accounting and transactional records concerning the Pierrepont Stores, the family's warehouse on Brooklyn's East River waterfront; these include records of ships arriving at the Stores and their cargoes delivered. Additionally, there are substantive correspondence, legal documents and other materials concerning the Union Ferry Company, of which Henry was an officer. In addition to commerce and shipping, a major theme of the collection is that of land acquisition in Brooklyn Heights and at the adjacent waterfront in the early nineteenth century, and the development of that property over the course of the century. Included in the collection are correspondence, deeds, indentures, leases, accounting records, diaries, maps, invoices, receipts, business proposals, legal filings, clippings, and historical and genealogical manuscripts.