Introduction, by R. Silverberg.--The star, by H. G. Wells.--Twilight, by J. W. Campbell.--Nightfall, by I. Asimov.--Private eye, by L. Padgett.--The sentinel, by A. C. Clarke.--Specialist, by R. Sheckley.--Common time, by J. Blish.--The game of rat and dragon, by C. Smith.--All you zombies, by R. A. Heinlein.--The subliminal man, by J. G. Ballard.--I have no mouth, and I must scream, by H. Ellison.--The heat death of the universe, by P. A. Zoline.--The library of Babel, by J. L. Borges.--A bibliography: the critical literature of science fiction (p. 323).