Clay's Ark
- Hardcover
- New York: St. Martin's Press, 1984
New York: St. Martin's Press, 1984. Book Club Edition. Hardcover. Near Fine/Very Good. Near Fine in a Very Good jacket, unclipped (no price), rubbed at the edges and panels. Black paper on the boards. Firmly bound with a slight forward lean, clean internally. The final novel in Butler's Patternist series.