This collection includes nine letters of Ralph Waldo Emerson as well as letters of Louis Agassiz, Amos Bronson Alcott, Oliver Wendell Holmes, Sr., Henry Wadsworth Longfellow, James Russell Lowell, John Lothrop Motley, Charles Sumner, and John Greenleaf Whittier. In addition, there are two incomplete manuscripts by Emerson and one document from the Liverpool Custom-house signed by Nathaniel Hawthorne as Consul for the United States. The collection also includes the corrected typescript, index, and page and galley proofs for Thomas Franklin Currier, A BIBLIOGRAPHY OF OLIVER WENDELL HOLMES (New York, 1953) which was edited by Professor Tilton. Also, some early correspondence and photographs of the Tilton family and friends. There are letters from the actors Annie Louise Ames, Richard J. Dillon, and Hans L. Meery to Tilton's grandfather, Bernard Paul Verne, as well as photographs, tintypes, and daguerreotypes of the Verne family and friends.

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.

Correspondence, manuscripts, documents, and printed materials of the Russian writer Vladislav Khodasevich, which were collected by or sent to Karpovich. There are 6 letters by Khodasevich to Karpovich, and 2 to other people. Manuscripts and documents by Khodasevich include poetry, notes, essays, autobiographical information, listings of his publications, earnings, daily work, and references to him in print. Printed materials consist of clippings and an annotated copy of his "Poeticheskoe khozi︠a︡istvo Pushkina" (1924). There are also 2 items in the collection by Raisa Blokh, and 1 by Georgiĭ Ivanov.

The papers consist of correspondence, manuscripts, documents, original art works, bibliographic notes and material on exhibitions. There are letters from Aleksandr Benois, Mikhail Chekhov, Fedor Komissarzhevskiĭ, Georgiĭ Lukomskiĭ, Nikolaĭ Medtner, Vladimir Nabokov and Aleksandra Tolstai︠a︡, and one letter each from Ivan Bunin, Mikhail Fokin, Tyrone Guthrie, Sok Hurok and Serge Kusevit︠s︡kiĭ. The manuscripts include essays by Dobuzhinskiĭ on such topics as the Mir Iskusstva group, Pushkin's illustrations, Aleksandr Blok, Kuzḿa Petrov-Vodkin and Josʹe-Maria Sert. There are original art works (pen and ink, goache, etc.) relating to his artistic and theatrical productions. Also included are photographs of Russian scenes, apparently from before World War I.

Correspondence, manuscripts, notes, documents, photographs and printed materials of Frank. The collection reflects almost every aspect of his career, but especially his life in Germany, France, and England after his expulsion from Russia in 1922. Among the correspondents are Nikolaĭ Berdi︠a︡ev, Sergeĭ Bulgakov, Albert Einstein, Georgiĭ Florovskiĭ, Nikolaĭ Losskiĭ, Fedor Stepun, and Petr Struve; there are one or two items each from Vi︠a︡cheslav Ivanov, Bernard Pares, and Alekseĭ Remizov. There are also many letters from Semen Frank and his wife Tati︠a︡na to their son Viktor, and from Peter Struve's family to the Franks. Manuscripts for several of Frank's books are in the collection, such as "Svet vo tḿe" "Realńost ́i chelovek" and "Biografii︠a︡ P.B. Struve." Other manuscript materials by Frank include essays and lectures, outlines of courses he taught as a professor in Russia before his expulsion, and notebooks. There are also two poems by Vi︠a︡cheslav Ivanov. Among the printed works are Frank's Bible and offprints of his articles. There are photographs of Sergeĭ Bulgakov, Fedor Stepun, and of the Frank and Struve families.

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.