The Ta-Chun Hsu papers (徐大春檔案) document his personal life and provide a glimpse of his career in China and in the United States. The bulk of the papers consist of correspondence related to his family and his personal life as a Chinese-American and an immigrant living in New York. The correspondence also highlights his relation to a prominent Chinese educator and philosopher, Hu Shih (胡適) and his family. There are also materials related to his father, Hsu Singloh (徐新六), who was a major finance and banking leader during the Second Sino-Japanese War. Also included are immigration and travel documents of T.C. Hsu. Other materials also include news clippings, articles, financial records, printed materials, portraits and photographs, maps and postcards.

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.

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 papers comprise correspondence, manuscripts, memoirs, diaries, personal documents, photographs, printed materials, periodicals, and clippings relating to the life and professional activities of Nataliia Logunova, a Russian émigré journalist and writer.

Collection includes Kantor's diaries for 1921-32 and 1936-60; manuscripts of articles, poems, and a book-length work"Civilisation et assimilation"; and manuscripts of translations of the works of La Bruyeʹre and La Rochefoucauld. Also included are clippings and offprints of articles by Kantor (particularly from "Russkai︠a︡ Mysl"́, Paris, in the 1950s and 1960s); and a published volume of Kantor's poetry"Stikhi" (Paris, 1968).

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.

The collection documents American attorney Marshall MacDuffie's work as chief of the United Nations Relief and Rehabilitation Administration's Mission to the Ukraine, and his trip to the Soviet Union in 1953.

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 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 of manuscripts, books and clippings, all by Slezkin. The manuscripts concern military topics, including the White Army, the Elizavetgradskoe kavalerskoe uchilishche and a critique of General Ti︠u︡lenev's book"Cherez tri voĭny (Moscow, 1960). there are two books by Slezkin"Letopis ́perezhitykh godov" (Buenos Aires, 1975) and Dve semí (Buenos Aires, 1960) and several clippings of articles by Slezkin that appeared in the emigre press during the 1960's.