Five bound volumes containing letters of Aleksandr Semenovich Kovalevskiĭ to his wife; to his eldest son, Mikhail; and letters by his children and by other persons. Most of the letters are from 1845-1846 and 1853-1860, many being from the time of his military service in the Crimean War. There are also a few items from the mid-1820s (a letter to A. S. Kovalevskiĭ, a few class notes). Four of the volumes are stamped"Perepiska moego ottsa s mamashei︠u︡..", the fifth "Pisḿa s 1855-1860 g." The volumes were bound by Mikhail Kovalevskiĭ.

Most of the materials are from the years after World War II, and concern the organizations with which Lampe was affiliated. There is correspondence from members of the Romanov family, especially Grand Prince Vladimir Kirillovich, and from Alekseĭ Arkhangelśkiĭ, Ivan Ilín, Vasiliĭ Orekhov, and others of Lampe's emigre military and monarchist colleagues. Photographs deal with such topics as the Romanov family, the Civil War, the emigration, World War II, and with Lampe himself. Besides the post-1945 materials in the collection, smaller groups of materials concern 18th and 19th century Russian military history (including a letter signed by General Aleksandr Suvorov), the interwar period, and ROVS in Germany during World War Il.

Correspondence, financial records, and legal documents of the Barnard family of Sheffield, Massachusetts. Frederick A. P. Barnard (1809-1889) was President of Columbia College from 1864-1889. His brother John Gross Barnard (1815-1882) was a career officer in the U. S. Army Corps of Engineers who served as a Brevet Major General for the Union during the Civil War. Anna Eliza Barnard was John Gross Barnard's second wife, who raised four children and managed the family's affairs during her husband's last illness, 1879-1882. Augustus Porter Barnard, the son of John G. Barnard and his first wife, was a mining engineer.

The collection includes correspondence, manuscripts, documents, and photographs, chiefly form the third quarter of the nineteenth century. There are also letters from Fedor Chechulin to his wife, from 1856-1865, in Swedish with later Russian translations; documents and other correspondence from 1847-1877; a manuscript about the family by Ekaterina Maĭdel;́ several family photographs; and a memoir by Polina Petrovna Chechulina about her experiences as a physical development instructor for the family of Grand Prince Konstantin Konstantinovich from about the end of the nineteenth century to World War I.

Collection includes correspondence of family and personal letters from 1902-1973, including typed excerpts of letters written by Daragan to his wife from the Murmansk-Arkhangelśk region during 1919-20. The remainder of the correspondence deals with Daragan's business and naval and religious topics. Manuscripts consist primarily of Daragan's memoirs of his youth, family and naval experiences in northern Russia. There are family documents, the earliest of which dates from 1762, and family financial records. Other printed materials include two pre-World War I theater programs from St. Petersburg and Moscow. There are also photographs of the Daragan family, dating from the late nineteenth and early twentieth centuries.

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 the Gagarin family, consisting of correspondence, manuscripts, documents, invitations, drawings, and photographs. The correspondence includes letters to Prince Gagarin, Russian Ambassador in Rome in the 1820s and 1830s; letters to Prince Aleksandr A. Gagarin; and one letter each from R.W. Gilder and Fedor Shali︠a︡pin to Princess (Marii︠a︡?) Gagarina. The documents chiefly concern Prince Aleksandr A. Gagarin. There are photographs of the Emir of Bokhara and his son from about 1900.

Correspondence, manuscripts, documents, photographs, subject files, printed materials, and memorabilia of historian George Vernadsky (Georgii Vladimirovich Vernadskii; 1887-1973). Most of the collection consists of his personal and professional papers, circa 1918-1973. Sizable groups of materials also concern members of his family, especially his wife Nina (1884-1971); his father, scientist Vladimir I. Vernadskii (1863-1945); his mother Nataliia E. Vernadskaia (1860-1943); and his sister Nina V. Toll' (1898-circa 1976).

Correspondence, manuscripts, documents, notes, photographs, transcripts of historical documents, and printed materials. Larson's correspondence consists of professional correspondence relating to historical research; his work at the United States National Archives, including correspondence with Philip Hamer while preparing a special survey of archival materials in the U.S. Virgin Islands under a Works Progress Administration grant, 1936-1937; genealogical research; and personal correspondence with family and friends. Manuscripts by Larson relate to Alexander Hamilton, Bjørnson, Bjørnstjerne, Danish National Archives, archival research in the U. S. Virgin Islands, and the U.S. Army activities in Korea and in the Virgin Islands.

Correspondence of members of the Herzen family, especially Aleksandr Ivanovich Herzen and his wife Natal'ia. Most of the letters were written by A. I. Herzen and his wife to Tat'iana Alekseevna Astrakova and her husband Nikolai Ivanovich in the period 1838-1851. There are also seven letters from Tat'ana Astrakova to Natal'ia Herzen; one letter from Nikolai Platonovich Ogarev to Nikolai Astrakov; and letters from three of the Herzen children (Aleksandr, Natal'ia, and Nikolai) to Tat'ana Astrakova. The letters in Box 1 were first published in "Novyi Zhurnal" nos. 46-51 (1956-1957), and then in "Neizdannye pis'ma A. I. Gertsena k N. I. i T. A. Astrakovym" (New York, 1957), edited by Ludwig Domherr. These consist of all letters by Aleksandr Herzen in the collection, plus a selection of letters by Natal'ia Herzen, including all those partly written by Aleksandr Herzen or with notes or postscripts by him. The other letters in this collection have not been published.