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.

The collection includes correspondence, manuscripts, documents, photographs, subject files and printed materials. Correspondence consists mostly of letters to Elizaveta Miller. Memoirs and manuscripts are mostly by Miller and cover topics ranging from her childhood in St. Petersburg to her emigration to South Africa. Subject files include materials concerning her brother, Grigoriĭ Lozinskiĭ, a poet, translator and literary critic. Documents and photographs concern the Lozinskiĭ and Miller families. Printed materials consist of books, clippings, periodicals, and pamphlets; included is an "Almanach de St. Petersburg" (1911), with directories and a listing of names.

Papers of E.I. Zami︠a︡tin. The papers consist of correspondence, manuscripts, notes, and clippings. There are 9 letters by Konstantin Fedin, 3 by Boris Grigorév, and 1 or 2 each by Henri Barbusse, Cecil B. DeMille, Andrʹe Maurois, Alekseĭ Remizov, and Zami︠a︡tin himself. The manuscripts are chiefly brief or fragmentary works, including film scenarios, summaries of plays, essays, lectures, notes, and fragments. Longer works include the "Afrikanskiĭ gost́" lectures on prose given in 1920, and the posthumously published novel "Bich bozhiĭ" and "Lit︠s︡a". Also included are clippings on Zami︠a︡tin, chiefly from Soviet, Czech, French and Russian emigre periodicals, also transcripts of selected correspondence and manuscripts in the collection.

Papers consist of manuscripts and printed materials. Manuscripts include a typescript memoir by Gagarin about Simferopol in 1917-18, two brief essays by Gagarin on the rivers Neva and Volga, and a typed copy of a letter from a soldier in World War I to a nurse. Printed materials include scattered issues of and clippings from "Russkoe Slovo" one issue of "Sei︠a︡teĺ" two issues of "Chasovoĭ" three issues of "Russkiĭ Invalid" and twenty-one issues of "Osvedomitel ́Leĭb-Egereĭ" and a copy of "Epizody proshlogo. Rasskazy iz zhizni avtora i izbrannye stikhotvorenii︠a︡" (Buenos Aires, 1972), a collection of poems and brief memoiristic essays, manuscripts of some which are among Gagarin's papers.

The collection consists of materials used by Frederick Fried in his research and writing about folk art and material culture, especially related to Coney Island, Brooklyn, New York. A significant portion of the collection consists of the personal archive of William F. Mangels, which was purchased by Fried in 1955. Mangels was a designer and manufacturer of amusement rides and founder of the American Museum of Public Recreation at Coney Island. Subjects include amusement parks, amusement rides, architecture, bathing pavilions, beaches, beauty contests, carousels, carousel animals, Brooklyn, coin-operated machines, Coney Island, exhibitions, games of chance and skill, hotels, mechanical rides, mechanization, parades, pleasure railways, recreation, roller coasters, sideshows, transportation, and other subjects related to American material culture and popular amusement.

The collection contains correspondence, manuscripts, clippings, books and periodicals. There are two letters from Aleksandr Glazunov and one each from Aleksandr Grechaninov and Nikolaĭ Metner. The manuscripts deal with both cultural affairs and the Russian Revolution. Among the cultural topics are essays on music, Isadora Duncan, Maksim Gorḱiĭ and literary affairs. There are articles about general aspects of the Revolution and about such individuals as Lenin, Stalin, Chicherin, Dzerzhinskiĭ and Kamenev. Many of the articles are memoiristic in nature, particularly those about life in Moscow and in the provinces during the Revolution, Dzerzhinskiĭ and Kamenev. There are clippings of articles written by Sabaneev and a number of books and periodicals either written by Sabaneev or containing articles by him.

The collection consists primarily of Voice of America transcripts, dating from 1950-1963. (There are also six notebooks containing notes taken during interviews). The subject files include materials of "Asotsiïatsiï Ukraïnsḱykh Universytetsḱykh Z︠h︡inok na Emihratsiï." The printed materials consist of clippings with articles by Drazhevsḱa (1947-1963), brochures, periodicals and books. The later 1-box addition contains materials from 1960s and 1970s.

The correspondence is primarily with member clubs throughout Europe, and the manuscripts are chiefly minutes of federation and club meetings. Also included in the collection are several photographs, some financial records, a file on the women's team, clippings, programs and four issues of the federation's illustrated year-book.

The collection includes correspondence, photographs, manuscripts and printed materials. There are letters from Ekaterina Kuskova (Mrs. S.N. Prokopovich) and photographs of Mark Aldanov, Marie Curie, Aleksandra Kollontaĭ, Ekaterina Kuskova, Pavel Mili︠u︡kov, Mikhail Osorgin, Sergeĭ Prokopovich and Nadezhda Teffi among others. The manuscripts include drafts and typescripts for several dozen articles and chapters as well as untitled manuscripts and notes. The printed materials contain clippings and offprints of articles by Prokopovich, periodicals he edited, and copies of his major books.

Correspondence, manuscripts, documents, photographs, and printed materials of Baroness Sofii︠a︡ I. Taube, writer and editor in Russia and the emigration who wrote under the name Sofii︠a︡ Anichkova. Among her books was "Zagadka Lenina." While in Russia before the 1920s, she edited such literary periodicals as "Skazki zhizni" and "Almanakh." There are single letters in the collection from Georgiĭ Ivanov, Aleksandr Kuprin, Petr Struve, and other writers. Manuscripts consist primarily of writings by Anichkova-Taube, including her memoirs of literary life in Petrograd in 1917-24: "Vechera poetov v gody bedstvii." Other manuscript items and drawings by other writers also concern these "poets' evenings." Also included are memoirs by her husband Emmanuil N. Taube about Czechoslovakia at the end of World War II. There are numerous photographs of Anichkova-Taube. Printed materials consist of her books, books inscribed to her, scattered issues of periodicals which she edited or in which she published, and newspaper clippings.