The papers include correspondence, manuscripts, documents, photographs, and printed materials. Among the correspondents are Boris Bakhmeteff, Pavel Mili︠u︡kov, Ivan Shmelev, and Petr Wrangel. There is a manuscript of General Denikin's entitled, "Ocherki russkoĭ smuty," and of some of his other writings. Subject files deal with the Civil War and the emigration. Extensive printed materials include General Denikin's library and a collection of chiefly Russian emigre periodicals. Boxes 51, 52, 56, 61 have been integrated in the SEEC periodical collection.

Correspondence, manuscripts, documents, subject files and printed materials. The greater part of the collection concerns the period 1917-22, with a substantial amount of material on the Humanities Fund and Bakhmeteff's friendships with prominent Americans. Cataloged materials include 50 or more letters from John Spargo, Vasilii Maklakov, Ekaterina Kuskova, Frederic Coudert, Georgii L'vov and Michael Karpovich (the last largely concerning the Humanities Fund); there are also a few items by Louis Brandeis, John Foster Dulles, Samuel Gompers, Colonel Edward House, Charles Lindbergh, and Thomas Masaryk. Extensive files of arranged materials include hundreds of letters by Arkadii Zak (who headed the Russian Information Bureau in New York, 1917-22), items to and by Sergei Uget, and official telegrams from 1917-22. There are manuscripts in the collection by Bakhmeteff, Spargo, Uget and Sergei Prokopovich. Subject files chiefly cover the Civil War period, the Paris Peace Conference, the Humanities Fund and Soviet Russia in the early 1920s. Printed materials include pamphlets, journals and clippings. There are also bound reports by different departments of the Russian embassy and mission from 1917 through the 1920s. In addition, the collection contains an oil portrait of Bakhmeteff by the artist Nicolas Becker.

In 1917 I︠A︡si︠u︡kovich was sent to the United States to serve as Chief of Information and Report Section, Division of Supplies, in the embassy of the Provisional Government. The items in this collection (correspondence, documents, and printed materials) chiefly concern his work in the United States. Also included is a letter by the Russian ambassador, Boris A. Bakhmeteff.