BURROUGHS, EDGAR RICE. Pirates of Venus. [1934] -- Back to the Stone Age. [1937] -- Carson of Venus. [1939] -- Synthetic Men of Mars. [1940] -- The Deputy Sheriff of Comanche County. [1940]. Binding a bit faded -- Escape on Venus. [1946] -- Llana of Gathol. [1948]. All Tarzana: Edgar Rice Burroughs, Inc. Together 7 volumes, 8vo, original cloth; each in color pictorial dust jacket. All FIRST EDITIONS, first state (coated) dust jackets where called for. Illustrated by J. Allen St. John and John Coleman Burroughs. All but one in fine to very fine condition. (7)