BENFORD, Gregory and David Brin Heart of the Comet New York: Bantam Books, (1986). Price: $20.00 Softcover. Advance Reading Copy. Illustrated wrappers. Near fine with slight edgewear and page toning. Item #111040 Add to Cart Ask a Question item image Gregory Benford birth name: Gregory Benford born: 1/30/1941 View Reference Info Biography