Garden City: Doubleday & Company, 1968. First US edition, first printing. Hardcover. Item #38600
Expanded from the British edition by adding "The White Boat." "A rich, many-faceted narrative, written with great care and delicacy; one of the finest SF novels of the period." Barron, Anatomy of Wonder 1987, *4-444. Fine in fine and bright dust jacket. A beautiful copy.