Correspondence, manuscripts, subject files and printed materials of Velḿin. The correspondence includes letters from Mark Aldanov, Mikhail Karpovich, Ekaterina Kuskova, Vasiliĭ Maklakov, Mikhail Taube, and Mark Weĭnbaum. Most of the manuscripts are by Velḿin himself and concern the Russian emigration in Poland, the 1917 Revolution and Civil War, and German concentration camps during World War II. The collection likewise contains Velḿin's diary (handwritten in eleven volumes) covering the 1900-1960 period. There are subject files devoted to Vasiliĭ Maklakov and to the activities of the Russian scouts, and there are numerous publications, such as journals, pamphlets, clippings and books.

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.

Papers of Dmitrii Nikolaevich Liubimov, consisting of correspondence, manuscripts, documents, photographs, and printed materials. Correspondents include Vasilii Maklakov and Boris Zaitsev, and there is a document signed by Boris Savinkov. Manuscripts include Liubimov's memoirs of his years in the Ministry of Internal Affairs, "Russkaia smuta nachala deviatisotykh godov (1902-1906)", and others by him on many topics, often based on his personal experiences. Liubimov scrapbooks from the emigration include notes and clippings on various topics. There are materials relating to the activities of his wife, Liudmila Ivanovna, as representative of the Russian Red Cross in Poland in 1919-1922, including correspondence and a photograph album.

The collection includes correspondence from Konstantin Balḿont, Nikolaĭ Evreĭnov, Zinaida Gippius, Georgiĭ Grebenshchikov, Vasiliĭ Maklakov, Sergeĭ Potresov and Nadezhda Teffi. There is one letter each from Boris Bakhmeteff, Vera Bunina, Aleksandr Grechaninov, Aleksandr Kuprin and Alekseĭ Tolstoĭ. The manuscripts include poems and a play scenario by Nadezhda Teffi as well as Roshchina-Insarova's autobiographical essays and article about Sergeĭ Lifar.́ In addition, there are three scrapbooks containing clippings and programs of Roshchina-Insarova's performances, and approximately 40 photographs of her.

This small collection consists of correspondence, a short typescript biography of T︠S︡itron by an unidentified author, and clippings of articles by T︠S︡itron in emigre Russian newpapers. Correspondence includes one letter each by Mark Aldanov and Oskar Gruzenberg, and nine by Vasiliĭ Maklakov.

The collection consists of correspondence, manuscripts of her diary, published under the title "Dnevnik, 1899-1906" (New York, 1951), documents (primarily personal), photographs chiefly taken in Manchuria at the turn of the century, and printed materials, especially clippings. The clippings include articles by Rossolimo, articles about her and members of her family, and about subjects of interest to her. The correspondence spans the years 1845-1952 but concentrates around 1951, the year of the publication of "Dnevnik, 1899-1906." Among the correspondents are Georgiĭ V. Adamovich, Vera N. Bunina, Anton and Ksenii︠a︡ Denikin, Georgiĭ P. Fedotov, Vasiliĭ A. Maklakov, among others. The diary raises issues of feminism and describes in detail the life of Russians in Manchuria, especially during the Russo-Japanese War.

The collection consists of correspondence, manuscripts, documents, a photograph, and printed material, primarily from the period 1941-1957. Included are letters from Ivan Bunin, Marc Chagall, Mikhail Karpovich, Vasiliĭ Maklakov, W. Somerset Maugham, Vladimir Nabokov, Ili︠́a︡ Repin, Edmund Wilson, Boris Zaĭt︠s︡ev and many others. Manuscripts of his works include "Istoki""Nachalo kont︠s︡a""Zhivi, kak khochesh"́, and "The Escape" (English translation of "Begstvo"), such shorter tales as "Noch ́v terminale""Povest ́o smerti", and "Ulḿskai︠a︡ noch"́, as well as numerous articles, book reviews and essays. There are financial records for "Novyĭ Zhurnal", which Aldanov helped found, and the clippings are mainly articles about Aldanov. There is one late photograph of Aldanov.

Correspondence, manuscripts, documents, photographs, drawings, sheet-music and printed material of Teffi (Nadezhda Aleksandrovna Lokhvitskaia, married name Buchinskaia; 1872-1952. Тэффи, Надежда Александровна Лохвицкая, в замужестве Бучинская), a Russian émigré writer.

Materials by A. N. Skriabin include: a brief letter to Usacheva; a poem he wrote to her; his autograph; piano exercises; and a brief composition. (All these appear to be in Skribin's hand.) There are also clippings and book (Aleknsandr Nikolaevich Skriabin, 195-1940: Sbornik k 25-letiiu so dnq smerti. M., L., 1940)about Skriabin. Also in the collection is a memoir by Usacheva about Usacheva's second husband, Il'ia Gurliand, who was an assistant of Petr Stolypin and also a journalist. There are also two postcards from M. A. Maklakovoi to Usacheva, materials about V. A. Maklakov.

Papers of Committee to Honor the Memory of V.A.Maklakov (Komitet po chestvovaniiu pamiati Vasiliia Alekseevicha Maklakova) consist of minutes of meetings, clippings, invitations, and manuscripts about Maklakov.