The collection consists of correspondence, manuscripts by Messner and others, memoirs by Messner, photographs and printed materials. Manuscripts by Messner include a typescript (275 p.) entitled "Nekotorye prichiny porazhenii︠a︡ Germanii v voĭnu 1939-1945 g.g." Messner's memoirs (3293 p. and 350 p.) cover the years 1914-1973. Included among them are clippings, photographs, mimeographed materials and pamphlets. The majority of his memoirs concern World War I and the Civil War. Photographs are mostly copies. Printed materials consist mostly of clippings of articles by Messner in South American monarchist periodicals.

Papers of E.I. Zami︠a︡tin. The papers consist of correspondence, manuscripts, notes, and clippings. There are 9 letters by Konstantin Fedin, 3 by Boris Grigorév, and 1 or 2 each by Henri Barbusse, Cecil B. DeMille, Andrʹe Maurois, Alekseĭ Remizov, and Zami︠a︡tin himself. The manuscripts are chiefly brief or fragmentary works, including film scenarios, summaries of plays, essays, lectures, notes, and fragments. Longer works include the "Afrikanskiĭ gost́" lectures on prose given in 1920, and the posthumously published novel "Bich bozhiĭ" and "Lit︠s︡a". Also included are clippings on Zami︠a︡tin, chiefly from Soviet, Czech, French and Russian emigre periodicals, also transcripts of selected correspondence and manuscripts in the collection.

Papers consist of manuscripts and printed materials. Manuscripts include a typescript memoir by Gagarin about Simferopol in 1917-18, two brief essays by Gagarin on the rivers Neva and Volga, and a typed copy of a letter from a soldier in World War I to a nurse. Printed materials include scattered issues of and clippings from "Russkoe Slovo" one issue of "Sei︠a︡teĺ" two issues of "Chasovoĭ" three issues of "Russkiĭ Invalid" and twenty-one issues of "Osvedomitel ́Leĭb-Egereĭ" and a copy of "Epizody proshlogo. Rasskazy iz zhizni avtora i izbrannye stikhotvorenii︠a︡" (Buenos Aires, 1972), a collection of poems and brief memoiristic essays, manuscripts of some which are among Gagarin's papers.

The collection includes copies of official communiques sent and received by the Russian Imperial Embassy in London for the period 1886-1890 and 1919-1922; copies of reports forwarded by E.V. Sablin to the Council of Ambassadors in Paris, for the period 1922-1937; correspondence grouped around specific subjects; "case files" containing letters from and on behalf of individual Russian emigres wishing to enter Great Britain or to adjust their immigrant status; and letters received by E.V. Sablin and his wife Nadezhda Ivanovna from various persons, together with carbon copies of their replies. The most voluminous correspondence is between E.V. Sablin and V.A. Maklakov, V. Dobuzhinskiĭ, Joseph P. Kennedy, Aleksandr F. Kerenskiĭ, Vladimir V. Nabokov, Fedor I. Shali︠a︡pin, Petr and Gleb Struve, Adri︠a︡na V. Trykova-Williams etc. The remainder of the collection consists of manuscripts of articles and speeches both by Sablin and by others; public statements issued by Sablin in mimeograph form; miscellaneous mimeo material; clippings from both the Russian emigre press and British and French newspapers of articles by and about Sablin; as well as miscellaneous clippings, books, booklets, leaflets, performance programs, newsletters, Russian language newspapers published in England, photographs and several drawings and watercolor sketches.

The papers consist primarily of the Kosatkin-Rostovskiĭ's memoirs. His manuscript memoirs (150 p.) discuss his life up to 1906. Her typescript memoirs (440 p.) discuss her childhood, career as an actress in St. Petersburg, 1917-1918 in Petrograd, and the emigration in France. Also included are his diary for June-July 1940; a few letters written to him; clippings of his newspaper articles (many signed with the pseudonym "Antar"); and a book with his poetry and with essays dedicated to him; "Krestnym putem k voskresenii︠u︡" (Paris, 1948).

The collection consists of correspondence, a diary, manuscripts, memoirs, notes, a subject file, photographs and printed materials. Correspondence is primarilly addressed to Orlov and his wife. Manuscripts and memoirs, chiefly by Orlov, deal with Civil War topics. Orlov's diary covers the years 1918-1921. Notes are on World War II, and the subject file concerns the death of Orlov. Photographs include a group picture of a Gallipoli Society meeting in Prague. Printed materials include clippings, mimeographed materials, pamphlets and copies of periodicals, all relating to the Gallipoli Society.

Papers of General Georgiĭ E. Berkhman that consist of correspondence, subject files, maps and printed materials. Most of the collection concerns the Sarykamysh campaign against Turkey in late 1914, including telegrams, orders, reports, maps and books. There is also Berkhman's official service record, a brief memoir by his wife Elena Vasilévna, clippings, and copies of Tbilisi newspapers from January 1919.

The collection primarily consists of unpublished manuscripts by Shavelśkiĭ. There are also letters from Shavelśkiĭ to his daughter (Marii︠a︡ Novit︠s︡kai︠a︡), several photographs of Shavelśkiĭ, clippings and miscellaneous printed items. Shavelśkiĭ's manuscripts include his memoirs (1920) which describe church affairs in Russia, World War I, the Imperial family and the 1917 Revolution; "Nabroski s natury" (1947), a series of brief essays and stories; "Pokhod protiv Rasputina" (n.d.); "Russkai︠a︡ t︠s︡erkov ́pred revoli︠u︡t︠s︡ieĭ" (1937); and "V dobrovolćheskoĭ armii" (1943), which describes Shavelśkiĭ's service as an army chaplain. Other manuscripts include brief sketches of Shavelśkiĭ by Feodor Bokach and N.N. Glubokovskiĭ.

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."

The papers largely concern Russian military history and the emigre monarchist movement. There are two letters and typescripts on such themes as military education before World War I, the Benzeman family, and the kidnapping of General A. P. Kutepov in 1930. Also included are a pamphlet entitled "Imperator Nikolai II" (no author, published in Germany in 1948), and a binder entitled "Iz krasivogo proshlogo imperatorskoi Rossii" consisting of clippings of articles written by Benzeman.