LOUIS FISCHER. Russia's Road from Peace to War: Soviet Foreign Relations,1917-1941. Pp. 499. New York: Harper & Row,1969. $12.50. PAUL W. BLACKSTOCK. The Secret Road to World War Two: Soviet versus Western Intelligence,1921-1939. Pp. 384. Chicago: Quadrangle,1969. $9.50

LOUIS FISCHER. Russia's Road from Peace to War: Soviet Foreign Relations,1917-1941. Pp. 499. New York: Harper & Row,1969. $12.50. PAUL W. BLACKSTOCK. The Secret Road to World War Two: Soviet versus Western Intelligence,1921-1939. Pp. 384. Chicago: Quadrangle,1969. $9.50