The papers consist of correspondence, manuscripts, documents, subject files, photographs, and printed materials. Correspondence in the collection includes 1 item from Ivan Bunin, 2 from Vladimir Davydov, and many from G. A. Alekseev. Mendeleev's extensive memoirs, "Svet i teni v moei zhizni," discuss his childhood and youth, government service, World War I, the 1917 Revolution and the Civil War, and life in the emigration up to 1933. Subject files in this collection concern the Prague Russian Archive, the Union of the Russian Nobility, the Russian Imperial family in the emigration, and other topics. Printed materials include an almost complete set of the weekly "Parizhskii Vestnik" (1942-1944).

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.

Correspondence, manuscripts, notes, and printed materials of Georgiĭ P. Benningsen, brother of E.P. Benningsen and, in the emigration, an associate of Vladimir Burt︠s︡ev. Much of the correspondence consists of letters to Georgiĭ Benningsen by Burt︠s︡ev (69 letters from the 1920s). Manuscripts include Benningsen's memoirs about Burt︠s︡ev, copies of Burt︠s︡ev's (apparently published) memoirs, and notes. Printed materials are chiefly clippings on various topics. There are also scattered issues of 1917 Russian newspapers ("Nash Vek," "Russkoe Slovo"), and an autographed copy of Burt︠s︡ev's 1919 edition of Griboedov's "Gore ot uma."