Hardcover in non price-clipped dust-jacket. 284pp. First printing thus. Eleven of the best stories that first appeared in in the magazine “Astounding Stories of Super Science”. Some of the authors included are Robert A. Heinlein, L. Sprague de Camp and Orson Scott Card. Dust-jacket is lacking top one-third of read panel and flap, not affecting backstrip. Small dot on lower page edges, possibly a remainder mark. No name, no book-plate, etc. A fine copy in torn, but otherwise nice jacket.