Illustrated with cartoons & charts. New York: Foreign Policy Association, (1941). 8vo. Wraps. 64 p. Headline Books Number 30. 1st edition. The role played by short wave radio propaganda broadcasts during the Second World War. 
Illus. with photos & maps. San Francisco: California Division of Mines, 1961. 4to. Cloth. 120 p. + folding maps in pocket at rear. California Division of Mines Bulletin 178. 1st ed. One of 3500 copies.