Most of the collection consists of manuscripts by Lebedev and others on Russian and East European literary and political topics from about 1914 to the 1930s. There are three microfilm reels of materials on Gavrilo Princip and the asassination of Archduke Ferdinand in Sarajevo, 1914. Correspondents include Hamilton Fish Armstrong and George F. Kennan. There are several drafts of articles by Mark Slonim and materials on the Socialist Revolutionaries in the emigration from about 1930. Lebedev's personal documents cover from his army service (the Russo-Japanese War), through the 1917 Revolution and Civil War, and his later life in Europe and the United States. There are photographs from interwar Albania and Bulgaria, including ones of Aleksandŭr Stamboliski. Printed materials include a copy of Lebedev's book "Novym putem" and issues of "Voli︠a︡ Rossii.".

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, notes, documents, photographs and printed materials of Frank. The collection reflects almost every aspect of his career, but especially his life in Germany, France, and England after his expulsion from Russia in 1922. Among the correspondents are Nikolaĭ Berdi︠a︡ev, Sergeĭ Bulgakov, Albert Einstein, Georgiĭ Florovskiĭ, Nikolaĭ Losskiĭ, Fedor Stepun, and Petr Struve; there are one or two items each from Vi︠a︡cheslav Ivanov, Bernard Pares, and Alekseĭ Remizov. There are also many letters from Semen Frank and his wife Tati︠a︡na to their son Viktor, and from Peter Struve's family to the Franks. Manuscripts for several of Frank's books are in the collection, such as "Svet vo tḿe" "Realńost ́i chelovek" and "Biografii︠a︡ P.B. Struve." Other manuscript materials by Frank include essays and lectures, outlines of courses he taught as a professor in Russia before his expulsion, and notebooks. There are also two poems by Vi︠a︡cheslav Ivanov. Among the printed works are Frank's Bible and offprints of his articles. There are photographs of Sergeĭ Bulgakov, Fedor Stepun, and of the Frank and Struve families.

ROVS North America (ROVS-N.A.) Records consist of correspondence, manuscripts, documents, photographs, organizational records, subject files, and printed materials. There are also papers of the Paris-based Sovet Rossiiskogo Zarubezhnogo Voinstva (Council of the Russian Military Abroad) and other emigre military and political organizations active in New York, San Francisco, Los Angeles and South America. The cataloged correspondence includes letters by Evgenii Miller, Nikolai Tsurikov, Aleksandr Kutepov and other emigre figures and by Richard Nixon, Lyndon Johnson, Barry Goldwater and other prominent American politicians. Arranged correspondence series consist of general office files, Paris-New York files, correspondence of Aleksei von Lampe and Vladimir Vitkovskii and topical correspondence files. Among the manuscripts are short articles and reminiscences by various people. There are photographs of Evgenii Miller, Nicholas II and of emigre organizational gatherings during the 1950s and 1960s. The organizational records include circulars, bulletins, orders, memoranda, reports, publications and financial records for ROVS and the Sovet Rossiiskogo Zarubezhnogo Voinstva. Subject files concern such topics as the Elisavetgrad Military Academy, the Union of the First Kuban Campaign, the Gallipoli societies, the Ingermanlandskii Regiment and the Russian Anti-Communist Center in New York. The printed materials include a book by Boris Kuznetsov and publications and circulars from other emigre organizations.

Collection of Russian and Eastern European emigre newspapers and periodicals published in Europe, North America, South America and Australia in the 20th century, also includes a number of newspapers published in Russia and the Soviet Union.

The collection contains correspondence from N. N. Evreinov, V. A. Maklakov, P. N. Shatilov, Petr Struve, and P. N. Vrangel'; manuscripts, primarily notes and drafts of articles; and photographs. Most of the collection consists of Chebyshev's articles from the period 1921-1936. These articles are on political, cultural, and human interest subjects. There are also books, booklets, and a scrapbook.

The papers consist of correspondence, manuscripts, photographs, a subject file, and printed materials. The correspondence includes a letter from Randall Thomas Davidson, Archbishop of Canterbury, and one from Nikolaĭ Roerich. There is an essay about Metropolitan Platon by I︠O︡ann Chepelev, and a number of photographs depicting church officials and White army leaders. There is a subject file concerning Platon's meeting in 1919 with President Wilson. The collection also contains articles and clippings by and about the Metropolitan, and there are several books and pamphlets as well. The materials were collected by his daughter and grandson; many of the items are photocopies.

These papers, which concern mostly Kridl's years in the United States, consist of correspondence, manuscripts, documents, photographs, and printed materials. Among the correspondents are Oskar Kalecki, Roman Jakobson, Hans Kohn, Czesław Miłosz, Leszak Serafinowicz (Jan Lechoʹn), Kazimierz Wierzyʹnski, Jʹosef Wittlin, and Florian Zaniecki; there are one or two items each from Vladimir Nabokov, Harlow Shapley, and Antoni Slonimski. The manuscripts include lectures and articles by Kridl; there are also personal and family documents. There are about 100 photographs from Warsaw during the 1944 uprising and immediately after World War II. Printed materials include copies of books by Kridl.

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.