The manuscripts include an outline, in 6 notebooks, of Shuberskiĭ's memoirs for 1875-1948; and, in 10 notebooks, notes on the reign of Nicholas II.

The papers consist of correspondence and notes. The correspondence is made up of letters to I︠A︡khontov concerning his memoirs about the Council of Ministers from pre-revolutionary officials, including Vladimir Kokovt︠s︡ev, Pavel Ignatév, and Vsevolod Shakhovskoĭ. The notes are minutes taken at the meetings of the Council of Ministers; these exist as both the original handwritten notes and as typed copies. Finally, there is a brief memoir by I︠A︡khontov concerning World War I, and a printed copy of the announcement by Nicholas II that World War I had been declared.

The bulk of the collection consists of Benckendorff family correspondence with prominent Russian noble families, documents, and photographs. There are also manuscripts, financial statements and drawings.

The collection consists of correspondence, manuscripts, memoirs, minutes of meetings, documents, maps, photographs, and printed materials, mostly relating to World War I. Correspondence, mostly to Owie, includes a letter from Grand Duke Gavriĭl Konstantinovich. Memoirs are by Sergeĭ Konoplev concerning World War I, and manuscripts appear to be by Owie on the war and anti-Communist topics. Minutes are from the Society of Officers of the 3rd Infantry Regiment of the Life Guard (Leĭb-Gvardiĭ 3-iĭ strelkovyĭ polk). Maps, documents, and photographs deal mostly with Owie's service during World War I. Among the photographs is one of Nicholas II from 1913.

The collection includes cataloged photographs (Nicholas II, Grigoriĭ Semenov) and arranged correspondence to both Semchevskiĭ and his wife. The main item in the collection is Semchevskiĭ's eight-part memoir which describes his childhood in Tbilisi, his service as kamer-pazh (page of the bedchamber) to Nicholas II and his military career in World War I and the Civil War. It also describes Semchevskiĭ's life as an emigre in Berlin, where he ran a bookstore, in England, where he manufactured motorcycles, in Austria, where he worked at an oil refinery, and eventually in the United States. There are also documents (such as military records and passports) and a photograph of Semchevskiĭ and his wife taken in 1921.

Correspondence, manuscripts, documents. photograph, subject files and printed materials of Mikhail S. Stakhevich. There are catalogued letters from Daniel D. Fedotoff-White, arranged letters to Stakhevich and later, his widow (mostly from the 1930's and 1940's), and letter drafts and carbons by Stakhevich. There are manuscripts by Stakhevich and others (including the wife of General A.A. Brusilov), some of which were written for the emigre journal "Morskoĭ zhurnal" published by Stakhevich in Prague from 1927 to 1942. The documents relate to Stakhevich's family, career and life in emigration. There is a group photograph of naval officers on the "Rossii︠a︡ with Nicholas II and Admiral Essen. The subject files concern the Imperial Navy, the Association of Former Imperial Russian Naval Officers and Stakhevich himself. The printed materials include naval communiquʹes from 1917 to 1919, clippings and a copy of "Spisok lichnago sostava sudov flota" (Petrograd, 1916).

The memoirs discuss Epanchin's military service under Tsars Alexander II, Alexander III, and Nicholas II, from the Russo-Turkish War of 1877-88 through the Civil War, and the emigration in Europe. Also included is a photocopy of the memoirs.

Ivanov's manuscript memoirs (550 p.) touch on the following topics: the attempts by the Duma to convince Nicholas II to abdicate in February, 1917; Petrograd in 1917-1918; the Civil War on the Northwest Front, including relations between the Whites and the new Estonian republic (Ivanov also discusses the Northwest Front of the Civil War in a book "O sobytiiakh pod Petrogradom v 1919-om godu" Berlin, 1921.); his internment in the French concentration camp at Vernet in 1939-1940; German use of former White soldiers during WW II; and the war in the Smolensk area in 1942-1943. Notably collection includes typescritp draft of Grand Dukes' Mikhail Aleksandrovich, Kirill Vladimirovich and Pavel Aleksandrovich Manifesto of March 1 1917 (manifesto on granting constitution) with N. N. Ivanov's holograph notes and P. Miliukov's signature. There is also a letter to Ivanov from General Johan Laidoner, commander of the Estonian army.

Correspondence, documents, diaries and notebooks, photographs, printed materials and memorabilia of Olga Ivanovna Subbotina (or Soubbotine, 1886-1963), her grandmother, Mariia Sergeevna Benckendorff, and her sister, Elizaveta Ivanovna Taube (Mrs. Harold Roberts). The correspondence includes letters and telegrams of Aleksandra Fedorovna, Empress of Russia. The letters of Mariia Benckendorff's son, Vasilii Dolgorukov, provide information about the Imperial family in 1916-1918. There are diaries and notebooks of Marii Benckendorff, Pavel Konstantinovich Benkendorff, Ol'ga Subbotina and Elizaveta Taube. Among the documents are IDs, birth and marriage certificates, passports, wills, etc. Financial and legal documents include a file entitled "Claim against the National Bank of New York", which contains material about the exile of the Imperial family to Tobolsk and Ekaterinburg, as do other folders. There are photographs of immediate and extended family members, Nicholas II and his family and European royalty. There is also family and Alexandra Fedorovna's, Empress of Russia, memorabilia.

Cataloged correspondence includes one or two letters each from Nikolaĭ Astrov, Vladimir Kokovt︠s︡ov, Evgraf Kovalevskiĭ, and Grand Duke Vladimir Kirillovich. There are also many letters from Migulin's sister in Leningrad from 1922-1938. Manuscripts by Migulin deal with financial and agrarian policies of the Tsarist and Soviet governments, the Russo-Japamese War, the causes of the Revolution, and reign of Nicholas II. There are materials concerning the education of Russian children in emigration in France, and printed materials which consist of an issue of "Chasovoĭ," some offprints and clippings.