First edition/printing. Book (some minor storage marks along side text edge) and jacket each in As New, unread condition from the original publisher's warehouse! Uncommon thus. ""But The Dying Sun (1989), though its guess that North America will have suffered an Ice Age by 2050 seems unlikely in the first decades of the twenty-first century, intriguingly posits a wilderness America, many of whose surviving citizens have emigrated south to Mexico, where their lives are not easy."" [JC] Encyclopedia of SF, Online.