THIS EDITION IS INTENDED FOR USE IN SCHOOLS AND LIBRARIES ONLY. On Pern, men breed and train great fire-breathing dragons to help them fight the deadly silver Threads that fall from the sky, destroying all life-forms, whenever the Red Star passes near.

שם הספר
The renegades of pern - A DEL REY BOOK #
Dinosaur planet survivors - A DEL REY BOOK #
Sassinak - A BAEN BOOK #
Damia's children
Freedom`s landing