Correspondence, manuscripts, documents, subject files, maps, and clippings of Volkonskiĭ. The correspondence dates from 1905-1946 and chiefly concerns religious matters. There are letters from Russians at the Vatican, for emample, and some concerning Volkonskiĭ's financial affairs in emigration. The manuscripts are almost exclusively in the form of notes on church history. Volkonskiĭ was particularly interested in the possible merging of the Orthodox and Catholic churches. The documents include accounts and contracts. One subject files concerns a World War I field hospital, and another has extensive materials on the Ukraine during the period of the revolution and civil war (1917-1920).