These papers consist of correspondence, manuscripts, documents, subject files, photographs, and printed materials. Most of the collection concerns Bashmakov's ethnographical work in France in the 1920s and 1930s, including correspondence, many manuscripts, lectures, notes, and copies of his publications. Subject files concern emigre monarchism in France, and the death of Father Georgiĭ Spasskiĭ. There are copies of the Russian version of Bashmakova's memoirs, "Perezhitoe." Cataloged correspondence in the collection consists of letters from Petr Krasnov and one or two items each from Henry Field, Evgeniĭ Miller, Petr Wrangel, and Boris Zaĭt︠s︡ev. There are also photographic slides representing ethnographical types from the Caucasus.

Collection includes correspondence and manuscripts. There is one letter each from Anton Kartashev and Bernard Pares. The manuscripts consist of articles, lectures, and notes by Petrunkevich on a variety of topics, and a brief memoir on the period of the Revolution and the Civil War.

The collection includes correspondence, manuscripts, memoirs, diaries, notes, subject files, documents, photographs, and printed materials. Most of the material in the collection concerns Nikolaev's tenure as military attachʹe at the Russian embassy in Washington. Cataloged correspondents include Mikhail T. Florinsky and Geroid T. Robinson. There is a typescript by Vasiliĭ O. Kli︠u︡chevskiĭ, "Kratkoe posobie po russkoĭ istorii." Among the correspondence are cablegrams and official communications to the Russian embassy during World War I and the revolutionary period. Manuscripts, mostly by Nikolaev, concern contemporary and historical military topics. Diaries and memoirs deal with Nikolaev's travels to Europe during World War I and his activities as military attachʹe. Among orders granted to Nikolaev is the "Order of the Sacred Treasure," signed and sealed by the Japanese Emperor Meiji (1911). Printed materials include many articles by Nikolaev.

Correspondence, manuscripts, documents, photographs, subject files and printed material of Russian émigré writer, journalist, and Kadet Party leader Ariadna Vladimirovna Tyrkova-Williams. The collection also contains material by her husband, Harold Williams, and her son, Arkadiĭ Borman.

This collection consists of copies of correspondence, articles, diaries, memoirs, and other manuscripts by and about the Blackwell family. Also, a small group of papers, including correspondence, documents, photographs, and printed papers, about the Rice family of New York.

Correspondence, manuscripts, photographs, and printed materials. There are manuscripts for his books, short stories, articles, and other writings. The printed materials include books written, edited, and translated by Komroff, as well as his contributions to anthologies and periodicals. There are also a number of books by other authors inscribed to him. Most of the photographs are portraits of literary figures, the majority of which were taken by Komroff.

Correspondence, manuscripts, financial records, subject files, printed material and watercolors of Volkonskai︠a︡. The bulk of the collection consists of letters to Volkonskai︠a︡, who resided most of her life in France. The letters are from friends and relatives and span the period from 1926 to 1959. There are also a small number of letters to and from Vladimir Luginin from the 1860's and 1890's. Among the manuscripts are the memoirs of both Marii︠a︡ Volkonskai︠a︡ and of Vladimir Luginin, as well as manuscript copies of the latter's scientific articles and research notes. The subject files contain materials on provincial parish-based self help societies at the turn of the century and on scientific problems concerning weights and measures, and the mercury thermometer. There are also watercolor sketches by Marii︠a︡ Volkonskai︠a︡.

Collection includes 19 manuscript notebooks of poetry and prose; 42 titled articles in typescript form on religious, political, literary and autobiographical topics; several published collections of her poetry; and a folder of original drawings. Also included are three biographical articles by K. Mochulśkiĭ, M. Vishni︠a︡k and her mother Sofii︠a︡ Borisovna Pilenko, as well as her own childhood and that of her mother and grandmother during the era of Alexander I, Nicholas I, and Alexander II.