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 consists of copies of correspondence, articles, diaries, memoirs, and other manuscripts by and about the Blackwell family. Also, a small group of papers, including correspondence, documents, photographs, and printed papers, about the Rice family of New York.

Poli︠a︡nin's typescript and manuscript memoirs concern his military experiences in World War I, and the emigration in Bulgaria between the wars. In Bulgaria Poli︠a︡nin worked with the Russkai︠a︡ Akademicheskai︠a︡ Gruppa (Russian Academic Group) and the Obʺedinennye Komitety Soi︠u︡z Gorodov i Zemstv (United Committees of the Union of Cities and Zemstva). Also included are newspaper clippings and a theatre program on silk (Feodosii︠a︡, 1903).

The papers include correspondence, manuscripts, documents, printed materials and photographs -- most of which principally concern Fedor Shali︠a︡pin. There are twelve letters and postcards from Shali︠a︡pin, and one or two items each from Aleksandr Grechaninov, Olǵa Knipper-Chekhova, and Sergeĭ Rakhmaninov. There are manuscripts by Strakhova-Ermans, entitled "Vospominanii︠a︡ starogo professora penii︠a︡" and "Penie: Ego tekhnika i iskusstvo." There are photographs of Shali︠a︡pin in his operatic roles and with his family; and photographs of Olǵa Knipper-Chekhova, Aleksandr Glazunov, and of Sergeĭ Rakhmaninov and Aleksandr Grechaninov (with the faculty of the Russian Conservatory in Paris). Printed materials include programs of concerts by Shali︠a︡pin and others, and a copy of Strakhova-Ermans' book, "Le chant"(1946).

This collection is primarily concerned with Prof. James Renwick and his professional correspondence and papers, both as Professor of Natural Philosophy (Physics) at Columbia College and as a leading engineer. Many certificates of membership in honorary societies are included. There are letters from Washington Irving (1783-1859) to Prof. Renwick and to his mother, Jane Jeffrey Renwick, pertaining to contemporary events and Irving's own activities. The letters to Mrs. Renwick are about the travels and experiences of Irving and Renwick abroad. The collection also covers the affairs of the Prof. Renwick's grandfather, including documents concerning his land grants in New York State, and those of James Armstrong Renwick, including his valedictory address at Columbia College in 1876 and his class reunion in 1916. There are many legal documents, letters, and manuscripts of various members of the Renwick and Brevoort families; among these are Prof. Renwick's notes on his family genealogy and a memoir of Jane Jeffrey Renwick. Correspondents include Clement Clarke Moore, John A. Dix, Martin Van Buren, Secretary of State John Forsyth, and Secretary of the Navy James K. Paulding. There is one letter from Sir Edward Sabine (1788-1883), President of the Royal Society, giving his views on the American Civil War.