Cover art by Paul Swendsen.

Book design by Barbara Cohen Aronica.

Dimensions: 105x175 mm.

Pages: x + 502.

This edition has 32 unnumbered advertisement pages at the back, which contain previews of other works by the authors. Preview varies from printing to printing. E. g., one printing has a preview of Gentry Lee's “Bright Messengers”, another — of Arthur C. Clarke's “The Fountains of Paradise”, and so on.