The collection consists primarily of personal correspondence between members of the Barrell family in London, the United States, Barbados, and Demerara which was then a part of British Guiana. The collection also contains several family chronicles, a diary and cashbook belonging to Theodore Barrell, autograph albums belonging to Walter Newberry Barrell and Theodora Barrell, and photographs and silhouettes.

Fifty-eight letters, including three fragments of letters, from Berenson to Prince Paul of Yugoslavia (1893-1976), 1935-1949. The letters deal with art and esthetics, travel, international affairs, and the personal lives of Berenson and Prince Paul. All are autograph and signed with initials. Included are a postcard photograph of Berenson at ages twenty-one and seventy-one, and an autograph letter from Arthur Bliss Lane to Prince Paul.

A collection of letters, manuscripts, and documents of prominent actors, actresses, and theatrical managers. Many of these are single, unrelated items. The largest body of correspondence is from the American actress, Charlotte Cushman (14 letters). Another figure of major interest is William Charles Macready, partly because of Miss Cushman's relationship to him (she toured with him for several years) and also as there are several of his letters. Sir Henry Irving, Edwin Forrest and James Mowatt are each represented by a few letters. A group of 8 unsigned letters may have been written by the famous singer, actress, and manager, Eliza Vestris. One box contains manuscripts of Samuel Coit, Charlotte Cushman, Clyde Fitch, Wallace Gould, Henry von Heiseler, E.H. Sothern, and Lester Wallack. Six boxes contain Augustin Daly's check stubs and bank books for Daly's Theatre, New York, for 1872-1899. (For additional Augustin Daly business records, see description sheets for Daly's Theatre Collection, X810.128/D15& the Dramatic Library Collection shelf list).

A collection concerned with the various phases of black life in America, containing clippings, pamphlets, photographs, pictures, extracts from periodicals, and a representative group of approximately 350 letters, signatures, manuscripts, and documents. Among the letters are several each from Countee Cullen, Frederick Douglass, Alexander Dumas, fils, William Lloyd Garrison, Claude McKay, Abraham Lincoln, Henry Mencken, William Pickens, Albert A. Smith, and Booker T. Washington. Also, eighteen slavery documents.

A collection of autographs of Latin American patriots and Hispanic loyalists living in the Viceroyalty of Perú during the 19th century. The collection provides a valuable look into daily life in the viceroyalty. Documents to and from military leaders on both sides of the War for Independence describe day to day events of the war (requests for supplies, mess, prisoner and hospital lists, etc.). Among the items by patriots represented in the collection are: a decree by Simón Bolivar, dated 1825, setting up a school system that "la debe igualmente a todos..individuos."; a decree by Tomas de Heres creating the coat-of-arms of Perú, and the heraldry and wording for silver and gold coins of the new government; a list by José Medina of the survivors of the "Vendedores" squadron after the battle of Ayachucho; a letter of José de San Martín to Francisco de Paula Otero; a letter by Antonio José de Sucre to Manuel Martínez de Aparicio; and a letter by José de La Mar to Joaquín de la Pezuela. Among the loyalists represented are: José Fernando de Abascal y Souza, Fernando VII, José Antonio de Areche, Jerónimo Marrón de Lombera, José de Mendizábal e Imaz, Joaquín de la Pezuela, José Manuel Goyeneche, and Manuel Quimper. Also in the collection are two letters by Secretary of State William H. Seward, and two 16th century documents signed by the "conquistadores" Francisco Pizarro and Juan de la Torre. A second box, added in 1980, contains printed and miscellaneous materials from the 1950s.

Manuscripts, notes, transcripts, photographs, photostats, illustrations, and printed materials of Johnson. These are the research notes and manuscripts for his biographical works on Charles Dickens and Sir Walter Scott. An autograph fragment by Scott is included.

Eight letters and one photograph sent to I︠A︡kimovich. The letters were mostly written by White general Aleksandr P. Kutepov in 1926-29. The letters are brief and not very specific, except when Kutepov claims that all Bolsheviks are Jews. The photograph, of Kutepov, is autographed.

Correspondence, manuscripts, documents, photographs, and memorabilia of Helen May MacLachlan. There are 570 letters from John Masefield and his wife to James Alexander MacLachlan, his wife Mary, and their children Howard James and Helen, 1916-1966, autograph poetry manuscripts, drawings, clippings, and 43 books presented by Masefield to Helen MacLachlan. Also, correspondence about the Theodore Roosevelt Association from Horace Marden Albright, Ethel Roosevelt Derby, Hermann Hagedorn, and others as well as correspondence from personal friends; and photographs of the MacLachlan family and friends.

Forty-three letters to Witmark which were taken out of autographed books given to the University by Mr. Witmark. The letters are from leading authors and artists of the world, chief among them John Kendrick Bangs, Harry B. Smith, and Frederick Kummer. They are mostly friendly notes, some of them in connection with Witmark's requests that authors autograph books for his library. Also, eight manuscript music scores written by various composers including Victor Herbert for the wedding of Witmark and Viola Cahn; and printed matter including programs, clippings, and prospectuses, two autographed photographs, and a typescript catalog of the "Autograph Library of Isidore Witmark, Esq.".

Letters and manuscripts of English and American authors collected by Gilvarry. Included are a letter from Arnold Bennett, London, 1923, to Miss Renard; a poem "The Sea Bird to the Wave" by Padraic Colum, 1916; an essay of D.H. Lawrence, 1926?; a letter from Ezra Pound, London, ca. 1914, to Seumas O'Sullivan; a letter from George Santayana, Rome, 1927, to E.W. Titus; and a photograph with signature of Herman Melville, New York, 1885.