Three typescripts by Olśhanskiĭ chiefly concerning the Soviet army during World War II: "How it is Happened" [sic], covering the whole course of the Soviet-German war and its immediate aftermath in Germany; "Perekhod reki Oder v operat︠s︡ii︠a︡kh sovet︠s︡koĭ armii;" and "Skorost ́i metody postroĭki dorog v sovet︠s︡koĭ armii.".

Office files and reports of the Bureau of Applied Research of Columbia University, relating to the Bureau's War Documentation Project. Under government grants, this project used captured German documents to study the Second World War in the Soviet Union. This collection includes correspondence, progress reports, other office files, and printed reports and drafts of specific projects. There is also one file concerning a project on Hungarian military potential after World War II.

Correspondence, manuscripts, photographs, and printed materials of Lamont. Letters from George Santayana (1863-1952), with Lamont and others, a few early manuscripts, interviews and other notes on Santayana, and general correspondence about him. A series of letters from John Dewey to Lamont, discussing his ideas on humanism and religion. Extensive correspondence with the family of John Masefield including approximately 100 letters from Judith Masefield to Lamont, primarily written shortly after the death in 1967 of her father the poet John Masefield, and dealing with his life and work. Also, a few of her own writings; a number of the letters are descriptive of historical England and her concern for contemporary events. Among the letters from other family members are fifteen from Lamont's nephew, Jack Masefield, and 53 from his cousin Sir Peter G. Masefield, 1970-1983, conveying news about Judith as well as interest in the publication of John Masefield's letters from the World War I years and their continuing appreciation of Lamont's work on Masefield. There is discussion on the publication of Masefield's letters to Corliss' mother, Florence Lamont, printed in 1979.

Edmund Stevens (1910-1992) was an American journalist who worked as a foreign correspondent in the Soviet Union from the 1930s until the early 1990s. He won the Pulitzer Prize for international reporting in 1950. The papers include articles, book materials, correspondence, travel notes, reporter notebooks, and photographs.

Correspondence, memoranda, photographs, documents, manuscripts, wire recordings, and printed materials dealing mostly with Russian War Relief, Inc. (The American Society for Russian Relief, Inc.), 1940-1954. There are some materials on the Institute of Pacific Relations and its investigation by the McCarran Committee in the early 1950s. Also, personal and family correspondence, photographs, and other memorabilia. Correspondents include Hugo L. Black, Henry Sloane Coffin, Andrei Gromyko, John Hersey, Eleanor Roosevelt, and Arnold Toynbee.

Papers include corespondence, manuscripts, documents, photographs, a subject file, and printed materials. Correspondence includes a letter by Frank A. Golder. Manuscripts consist chiefly of extensive memoirs by Maĭdel,́ with many related documents, photographs, and other items appended. Her memoirs discuss her life up to 1919 in detail, with a great deal of coverage of her education. She studied at the Kronshtadskai︠a︡ Aleksandrinskai︠a︡ Zhenskai︠a︡ Gimnazii︠a︡, and then at the Imperatorskiĭ Zhenskiĭ Pedagogicheskiĭ Institut in St. Petersburg. Another memoir discusses her experiences in Petrozavodsk in 1941-44. There is a subject file concerning the Helsinki Aleksandrovskai︠a︡ Gimnazii︠a︡, with which Maĭdel ́was associated, in 1917-23. Printed materials include a book by E. Eĭkhgolt́s, "Ti︠u︡remnyĭ vrach i ego pat︠s︡ienty" (1916).

Typescript memoirs that discuss such topics as her childhood on her parents' estate; World War I; 1917 in Petrograd; 1918 in the Ukraine; the Civil War and the emigration in Constantinople, Germany, and Poland; and World War II in Poland.

Papers of Evgeniia Il'inichna Berestovskaia, consisting of manuscripts, correspondence, personal documents, and photographs.

Mimeographed typescript memoirs "Chto skryvaet sovetskaia propaganda" that discuss the early part of the German-Soviet war (summer of 1941), Karpovich's arrest by the NKVD, his incarceration in various prisons, and his eventual release to the Red Army in 1943. In writing this memoir, Karpovich used the pseudonym Evgeniĭ Milk.

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.