This collection includes:
- Mutant 59: The Plastic Eaters - Kit Pedler, Gerry Davis. Viking, 1972. Book club edition.
- The Kindly Ones - Melissa Scott. Baen Books, 1987. Book club edition.
- Congo - Michael Crichton. Knopf, 1980. Book club edition.
- Futurelove - Anne McCaffrey, Joan H. Holley, Jeffrey A. Carver. Bobbs-Merrill, 1977. Book club edition.
- The Hostage of Zir - L. Sprague de Camp. Berkley, 1977. Book club edition.
- The Avatar - Poul Anderson. Berkley, 1978. Book club edition.
- The Faded Sun: Shon'Jir - C.J. Cherryh. Doubleday, 1978. Book club edition.
- Robots and Empire - Issac Asimov. Doubleday, 1985. Stated first edition, $16.95 jacket price.
- Imperial Earth - Arthur C. Clarke. Harcourt Brace, 1976. Book club edition.
- Cemetery World - Clifford D. Simak. Putnam, 1972. Book Club edition.