berkley publishing group ace books imprint mmpb first printing, stated second printing -
- which it is, of the grosset & dunlap charter communications re-set ace books mmpb edition;
- but it's the third ace books mmpb printing over-all
cover art by bob layzell (unsigned°, uncredited; re-used from ''100 years of science fiction'' ed. damon knight (pan books, london 1977), q.v.) ° - but bears a non-obviously significant ''B''. . .
cover price $2.25
152pp. (check) including titles, indicia etc, end pp. advertising