The collection consists primarily of correspondence and manuscripts. There are letters from Korneĭ Chukovskiĭ, Mikhail Karpovich, Andre Mazon, Vladimir Nabokov, and Evgeniĭ Zami︠a︡tin. There is also one item each from Sergeĭ Esenin, Pavel Mili︠u︡kov, Ivan Pavlov, and Nikolaĭ Roerich. Manuscripts include photocopies of poems by Korneĭ Chukovskiĭ, Sergeĭ Esenin, and Boris Pasternak. There are subject files on Dostoevskiĭ, Turgenev, Soviet education, and Slavic studies in the United Studies, and a photograph of Isaak Babel ́with his daughter.

The collection consists of a small amount of correspondence (1942-1948) which revolves almost exclusively around Ernest Rope's efforts to teach Russian affairs at U.S. universities; one folder of personal documents, including letters of appointment, citations of merit, identity cards, and other items; manuscripts of articles and of a book length volume entitled "The Russia I have known;" and a diary, together with a photo-album, detailing his work in northern Russia and Estonia on behalf of the YMCA. The diary abounds with references to political and military events in northern Russia during the years 1919-1921.

Correspondence, manuscripts, documents, photographs, subject files, printed materials, and memorabilia of historian George Vernadsky (Georgii Vladimirovich Vernadskii; 1887-1973). Most of the collection consists of his personal and professional papers, circa 1918-1973. Sizable groups of materials also concern members of his family, especially his wife Nina (1884-1971); his father, scientist Vladimir I. Vernadskii (1863-1945); his mother Nataliia E. Vernadskaia (1860-1943); and his sister Nina V. Toll' (1898-circa 1976).

The papers consist of correspondence, manuscripts, documents, and printed materials. Correspondence includes 82 letters from Maksim Kovalevskiĭ to the mathematician Sofii︠a︡ Kovalevskai︠a︡; 69 letters from Petr Lavrov to Kovalevskiĭ; and letters to Kovalevskiĭ from Anton Chekhov (typed copies), Nikolaĭ Mikhaĭlovskiĭ, Pavel Mili︠u︡kov, Petr Struve, and Ivan Turgenev (typed copy). Manuscripts consist of Kovalevskiĭ's handwritten memoirs, with a typed copy and some printed excerpts. Documents consist of Kovalevskiĭ's diplomas from the University of Berlin (1873), the Russian Imperial Academy of Sciences (1899), and the Deputazione Veneta di Storia Patria (1901).

Cataloged correspondence includes one or two letters each from Nikolaĭ Astrov, Vladimir Kokovt︠s︡ov, Evgraf Kovalevskiĭ, and Grand Duke Vladimir Kirillovich. There are also many letters from Migulin's sister in Leningrad from 1922-1938. Manuscripts by Migulin deal with financial and agrarian policies of the Tsarist and Soviet governments, the Russo-Japamese War, the causes of the Revolution, and reign of Nicholas II. There are materials concerning the education of Russian children in emigration in France, and printed materials which consist of an issue of "Chasovoĭ," some offprints and clippings.

Correspondence, manuscripts, and related materials of the "Ulbandus Review." The materials in the first three boxes concern the journal's founding and its first two issues. Those materials in boxes four and five deal with the journal's third issue, which was the first part of a memorial Festschrift dedicated to Rufus Mathewson. Materials given in 1982 include miscellaneous editorial materials and correspondence from 1977-1981, and manuscripts published in the fourth issue (the second part of the Mathewson Festschrift, printed materials, and miscellaneous manuscripts, including some that were apparently rejected).

The collection contains correspondence, manuscripts by Marchenko and others, documents, photographs, printed materials, notebooks, notes, and subject files. Correspondence consists of Marchenko's personal correspondence and the correspondence of the Kronstadt Group, an anti-communist emigre organization. Manuscripts consist mostly of articles by Marchenko on the economy of the Soviet Union, many of them published. Printed materials include mimeographed materials, pamphlets, clippings, maps, and copies of several anti-Communist periodicals. Marchenko's notes and notebooks cover topics on economics, the Soviet Union and the Russian language. Subject files include information on the Institute for the Study of the U.S.S.R. (Munich) and the Kronstadt Group.