Lot of 5 vintage Isaac Asimov paperbacks good condition, unmarked clean vintage paperbacks from smoke free home Titles: -Robot Visions, published ROC {Penguin Books} Mass Marketed 1991 -The Gods Themselves, Del Rey (Ballantine Books) 1986 -Gold, The Final Science Fiction Collection, Harper Prism (Harper Collins) 1996 -Nightfall Two, UK version, Grafton Books, 1989 -Fantastic Voyage II, Destination Brain, Bantam Books, 1988