CLARKE, ARTHUR C. Expedition to Earth. New York: Ballantine Books, 1953. Proof copy.Stiff wrappers (28 cm. tall), with comb binding. Printed and typescript label to front wrapper, idenfitying publication date (December 14, 1953) and prices: 35 cents for paperbacks, $2 for hardcovers. With tape repair to first page of the chapter "Loophole." Without annotations.