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.

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.

ROVS North America (ROVS-N.A.) Records consist of correspondence, manuscripts, documents, photographs, organizational records, subject files, and printed materials. There are also papers of the Paris-based Sovet Rossiiskogo Zarubezhnogo Voinstva (Council of the Russian Military Abroad) and other emigre military and political organizations active in New York, San Francisco, Los Angeles and South America. The cataloged correspondence includes letters by Evgenii Miller, Nikolai Tsurikov, Aleksandr Kutepov and other emigre figures and by Richard Nixon, Lyndon Johnson, Barry Goldwater and other prominent American politicians. Arranged correspondence series consist of general office files, Paris-New York files, correspondence of Aleksei von Lampe and Vladimir Vitkovskii and topical correspondence files. Among the manuscripts are short articles and reminiscences by various people. There are photographs of Evgenii Miller, Nicholas II and of emigre organizational gatherings during the 1950s and 1960s. The organizational records include circulars, bulletins, orders, memoranda, reports, publications and financial records for ROVS and the Sovet Rossiiskogo Zarubezhnogo Voinstva. Subject files concern such topics as the Elisavetgrad Military Academy, the Union of the First Kuban Campaign, the Gallipoli societies, the Ingermanlandskii Regiment and the Russian Anti-Communist Center in New York. The printed materials include a book by Boris Kuznetsov and publications and circulars from other emigre organizations.