The collection consists of a letter from Elena Knipper dated 1943, clippings of an article by Moskalenko entitled "Narodzhenni︠a︡ formuly rozshyrenni︠a︡ skhidno-evropeĭskoĭ imperii" a memoir (14 p.) by Moskalenko about his meeting with the brother of Olǵa Chekhova-Knipper during the war, and a monarchist pamphlet.

Correspondence, manuscripts, documents, photographs, subject files and printed material of Russian émigré writer, journalist, and Kadet Party leader Ariadna Vladimirovna Tyrkova-Williams. The collection also contains material by her husband, Harold Williams, and her son, Arkadiĭ Borman.

This collection of records document the institutional history of the Center for US-China Arts Exchange, established in 1978. Under the directorship of professor and renowned composer Chou Wen-chung, the Center is a not-for-profit organization that connected arts professionals from the US and China through a spectrum of curated programs, conferences, and research trips. Bulk dated between 1977 and 2003, materials in this collection consist of correspondence, reports, photographs, printed materials, as well as audiovisual items. The collection serves as important material evidence that help to tell the recent history of cultural communications among individuals and organizations across the Pacific.

The collection includes correspondence from Konstantin Balḿont, Nikolaĭ Evreĭnov, Zinaida Gippius, Georgiĭ Grebenshchikov, Vasiliĭ Maklakov, Sergeĭ Potresov and Nadezhda Teffi. There is one letter each from Boris Bakhmeteff, Vera Bunina, Aleksandr Grechaninov, Aleksandr Kuprin and Alekseĭ Tolstoĭ. The manuscripts include poems and a play scenario by Nadezhda Teffi as well as Roshchina-Insarova's autobiographical essays and article about Sergeĭ Lifar.́ In addition, there are three scrapbooks containing clippings and programs of Roshchina-Insarova's performances, and approximately 40 photographs of her.

This collection includes nine letters of Ralph Waldo Emerson as well as letters of Louis Agassiz, Amos Bronson Alcott, Oliver Wendell Holmes, Sr., Henry Wadsworth Longfellow, James Russell Lowell, John Lothrop Motley, Charles Sumner, and John Greenleaf Whittier. In addition, there are two incomplete manuscripts by Emerson and one document from the Liverpool Custom-house signed by Nathaniel Hawthorne as Consul for the United States. The collection also includes the corrected typescript, index, and page and galley proofs for Thomas Franklin Currier, A BIBLIOGRAPHY OF OLIVER WENDELL HOLMES (New York, 1953) which was edited by Professor Tilton. Also, some early correspondence and photographs of the Tilton family and friends. There are letters from the actors Annie Louise Ames, Richard J. Dillon, and Hans L. Meery to Tilton's grandfather, Bernard Paul Verne, as well as photographs, tintypes, and daguerreotypes of the Verne family and friends.

Papers include correspondence, manuscripts, documents, photographs, subject files, and printed materials. The extensive correspondence relates to Mogilat's personal and professional activities and includes letters from many of her students and colleagues. Correspondents include Gleb Struve, Alexandra Tolstoy and Boris Unbegaun. Of special interest are letters by her first husband Baron von Taube, written from the front during World War I, and correspondence with various Russian acqaintances about the Soviet Union in the 1920s and 1930s in which they describe life in a communal apartment, and plans to rescue friends who have been arrested. Subject files concern Columbia's Russkiĭ Kruzhok and the Avtonomoff method of teaching Russian to Americans. There are letters, photographs, concert programs and music of Russian emigre composer and pianist Ariadna Mikeshina. Manuscripts are by various persons; most are by John Paul Mihaly, who had been Mogilat's student. There is also a manuscript of translations by Clarence Manning, "Four Poems by Blok." Documents and photographs concern Mogilat and her family, both before and after emigration. Printed materials consist mostly of off-prints of articles by Clarence Manning and others, primarily on literary topics. There are also books, mimeographed materials, periodicals, and clippings.

Correspondence, manuscripts, subject files and printed materials of Eugen Loebl. Correspondence includes letters from prominent national figures such as William F. Buckley, Hubert Humphrey, Henry Kissinger and Harrison Salisbury. There are many manuscripts by Loebl from the 1970s and 1980s and subject files on economics, Czechoslovakia and East-West relations. Printed materials include clippings and short pieces by and about Loebl, and copies of four books by him.

The collection consists of correspondence, manuscripts by Messner and others, memoirs by Messner, photographs and printed materials. Manuscripts by Messner include a typescript (275 p.) entitled "Nekotorye prichiny porazhenii︠a︡ Germanii v voĭnu 1939-1945 g.g." Messner's memoirs (3293 p. and 350 p.) cover the years 1914-1973. Included among them are clippings, photographs, mimeographed materials and pamphlets. The majority of his memoirs concern World War I and the Civil War. Photographs are mostly copies. Printed materials consist mostly of clippings of articles by Messner in South American monarchist periodicals.

The collection includes copies of official communiques sent and received by the Russian Imperial Embassy in London for the period 1886-1890 and 1919-1922; copies of reports forwarded by E.V. Sablin to the Council of Ambassadors in Paris, for the period 1922-1937; correspondence grouped around specific subjects; "case files" containing letters from and on behalf of individual Russian emigres wishing to enter Great Britain or to adjust their immigrant status; and letters received by E.V. Sablin and his wife Nadezhda Ivanovna from various persons, together with carbon copies of their replies. The most voluminous correspondence is between E.V. Sablin and V.A. Maklakov, V. Dobuzhinskiĭ, Joseph P. Kennedy, Aleksandr F. Kerenskiĭ, Vladimir V. Nabokov, Fedor I. Shali︠a︡pin, Petr and Gleb Struve, Adri︠a︡na V. Trykova-Williams etc. The remainder of the collection consists of manuscripts of articles and speeches both by Sablin and by others; public statements issued by Sablin in mimeograph form; miscellaneous mimeo material; clippings from both the Russian emigre press and British and French newspapers of articles by and about Sablin; as well as miscellaneous clippings, books, booklets, leaflets, performance programs, newsletters, Russian language newspapers published in England, photographs and several drawings and watercolor sketches.

The papers consist primarily of the Kosatkin-Rostovskiĭ's memoirs. His manuscript memoirs (150 p.) discuss his life up to 1906. Her typescript memoirs (440 p.) discuss her childhood, career as an actress in St. Petersburg, 1917-1918 in Petrograd, and the emigration in France. Also included are his diary for June-July 1940; a few letters written to him; clippings of his newspaper articles (many signed with the pseudonym "Antar"); and a book with his poetry and with essays dedicated to him; "Krestnym putem k voskresenii︠u︡" (Paris, 1948).