Vernadsky, George, 1887-1973. A history of Russia / George Vernadsky - 4th ed., completely rev. - New Haven : Yale University Press, C1929 [reprinting1954] - ix, 499 p. : maps (part fold., 1 col.) geneal. tables. ; 22 cm. includes index Subjects--Geographic Terms: Soviet Union--History. Dewey Class. No.: 947 / VEH 1954