These papers consist of correspondence, manuscripts, documents, and printed materials. Most of the correspondence concerns Florinsky's publications and editorial work. Among the correspondents are Boris Bakhmeteff, Michael Karpovich, Aleksandr Meyendorff, Bernard Pares, James T. Shotwell, and Dmitriĭ Svi︠a︡topolk-Mirskiĭ: there are one or two items each from John Dewey, Herbert Hoover, Edwin Seligman, and Harry S. Truman. Manuscripts by Florinsky include his "Russia: A Short History" and some minor articles and book reviews. Other manuscripts include a poem by Bernard Pares and a study by Sergeĭ Prokopovich of the Soviet five-year plan of 1946-50; there is also a photograph of Meyendorff. Documents concern Florinsky's career at Columbia and also include book contracts. Printed materials consist chiefly of reviews of his works and reviews he wrote of others' books.

Correspondence, manuscripts, documents, photographs and printed materials of Pavel P. Tutkovskiĭ, including poems, short stories, a historical novel, and music compositions. There is also a short biography of Tutkovskiĭ by his wife, Ekaterina Konstantinovna. Also included are Tutkovskiĭ's personal documents, and several photographs. Printed materials include concert programs, flyers, and reviews, and novels by Tutkovskiĭ, such as "Orden Novykh li︠u︡deĭ" and "Deti komety.".