Collection includes correspondence, manuscripts, documents, photographs, and printed materials. There are letters from Rodion Berezov, Aleksandra Tolstai︠a︡, I︠A︡kov T︠S︡vibak, and Mark Weĭnbaum as well as one letter each from Georgiĭ Grebenshchikov, Dmitriĭ Shakhovskoĭ, and Igor ́Sikorskiĭ. There is a poem and letter drafts by Matviĭchuk, dating from 1945-1973. The arranged manuscripts include a brief memoir by Matviĭchuk entitled "Ushedshee." The essay discusses his family, the Civil War, and life in the Soviet Union during the 1920s. Matviĭchuk left the Soviet Union during World War II, and eventually emigrated to the United States. There is a box of clippings and several boxes of emigre newspapers and journals, many of which contain essays by Matviĭchuk.

Memoirs in the form of an autobiographical letter and two essays (52 p. in all). The memoirs cover Falḱovskiĭ's experiences during World War I and the Civil War.

The manuscripts, all of which are by Sobolev, include historical essays, such as "Legenda drevni︠a︡go Novgoroda" and Sobolev's memoirs"Zapiski zhurnalista." Sobolev's memoirs cover his childhood in Novgorod, the 1905 and 1917 Revolutions, World War I (during which Sobolev was active in the Imperial Army) and the Civil War, in which Sobolev participated in White Army campaigns in Onega, Murmansk and Arkhangelśk. Sobolev also discusses a number of newspapers with which he was associated, particularly "Novoe vremi︠a︡" "Russkoe slovo" and "Birzhevye vedomosti." The printed materials consist of a few newspaper clippings.

Memoirs consist of a continuously-paginated manuscript (326 p.), and two typescript and five manuscript essays. His memoirs cover from the 1890s to 1918, and concern primarly his professional activities. Political events dealt with include the 1905 and 1917 Revolutions (with particular attention paid to the participation of railway personnel), and Dmitrenko's work as an active member of the Constitutional Democratic (Kadet) Party in 1905-1906.

This collection is primarily concerned with Prof. James Renwick and his professional correspondence and papers, both as Professor of Natural Philosophy (Physics) at Columbia College and as a leading engineer. Many certificates of membership in honorary societies are included. There are letters from Washington Irving (1783-1859) to Prof. Renwick and to his mother, Jane Jeffrey Renwick, pertaining to contemporary events and Irving's own activities. The letters to Mrs. Renwick are about the travels and experiences of Irving and Renwick abroad. The collection also covers the affairs of the Prof. Renwick's grandfather, including documents concerning his land grants in New York State, and those of James Armstrong Renwick, including his valedictory address at Columbia College in 1876 and his class reunion in 1916. There are many legal documents, letters, and manuscripts of various members of the Renwick and Brevoort families; among these are Prof. Renwick's notes on his family genealogy and a memoir of Jane Jeffrey Renwick. Correspondents include Clement Clarke Moore, John A. Dix, Martin Van Buren, Secretary of State John Forsyth, and Secretary of the Navy James K. Paulding. There is one letter from Sir Edward Sabine (1788-1883), President of the Royal Society, giving his views on the American Civil War.

Correspondence, manuscripts, photographs, and printed materials of Toporkov. Much of the collection consists of materials Toporkov collected and used for a three-volume history of the Fifth Hussar Regiment (Pi︠a︡tĭ gusarskiĭ aleksandri ĭskiĭ polk), of which he had been a member. There are also materials concerning members of the regiment who emigrated after the 1917 Revolution. The correspondence (1919-1952) includes letters to and from members of several emigre military organizations. the manuscripts include essays and memoirs about the regiment during World War I and the Civil War (including several by Toporkov himself) as well as Toporkov's three-volume history of his regiment from the eighteenth century through 1929, the regiment museum, individual members of the regiment, regiment celebrations (1926-1935), the Court of Honor, and regiment financial affairs (1925-1948). Among the printed materials are clippings and materials relating to a number of emigre organizations.

One manuscript, entitled "Vesna ne pridet" (20 p.), chiefly concerns his efforts to get permission to emigrate. The other"I v Khrista i v Boga" (45 p.) disagrees with Aleksandr Solzhenit︠s︡yn's views on the relation between Russia and Communism.

Correspondence, manuscripts, photographs and subject files of Witte. The correspondents include Ivan S. Aksakov, Tsar Aleksander III, Tsar Nicholas II, Konstantin P. Pobedonost︠s︡ev, I︠U︡riĭ Samarin, Lev N. Tolstoĭ and Kaiser Wilhelm II. The manuscripts, which constitute over half of the collection, consist of Witte's memoirs and of his work on the Russo-Japanese War, and include a signed typescript essay by Lev N. Tolstoĭ. The photographs depict the signing of the Portsmouth Treaty ending the Russo-Japanese War (Portsmouth, N.H.). The subject files, which are primarily typescript copies of documents, refer to such topics as the various assassination attempts on the tsars, questions of agrarian reform, relations with Germany, and the siege of Port Arthur. There is also a framed pen and ink drawing depicting an event in Witte's public career.

The collection contains Simonovich's correspondence, manuscripts, doucments, subject files, and printed materials. There are letters to Simonovich from a friend who had settled in Yugoslavia, A. S. Poplavskiĭ, and Belgian postcards from before World War I. Manuscripts deal with Simonovich's experiences in the Imperial army on the Caucasian front and in the White army under general Slashchev. There are also essays devoted to the Russian emigre colonies in Belgium and in France. The subject files concern the Belgian section of the Gallipolian Society (Obʺshchestvo Gallipolit︠s︡ev) and Russian emigre events in Belgium. The printed materials include chiefly miscellaneous journals and clippings, some with articles by Simonovich.

The Shih-hui Hsiung (Shihui Xiong) papers consist of materials documenting Hsiung's life and political career from 1907 to 1974. The highlights of the papers are the manuscripts, which include six volumes of Hsiung's memoir, seven volumes of diaries over 43 years, and approximately 440 original handwritten speech scripts. The photographs and political and military affairs related documents focus on Hsiung's active involvement in the northeast region and abroad from 1930 to 1948. The papers overall consist of correspondence, calligraphy scrolls, diaries, a diploma, documents, letter books, manuscripts of published and unpublished works, maps, newspaper clippings, notes, oversize military notices, poems, photographs, photograph albums, reports, and other materials.