The papers consist of correspondence, manuscripts, documents, subject files, photographs, and printed materials. Correspondence in the collection includes 1 item from Ivan Bunin, 2 from Vladimir Davydov, and many from G. A. Alekseev. Mendeleev's extensive memoirs, "Svet i teni v moei zhizni," discuss his childhood and youth, government service, World War I, the 1917 Revolution and the Civil War, and life in the emigration up to 1933. Subject files in this collection concern the Prague Russian Archive, the Union of the Russian Nobility, the Russian Imperial family in the emigration, and other topics. Printed materials include an almost complete set of the weekly "Parizhskii Vestnik" (1942-1944).