Dragonsdawn Author:Anne McCaffrey "Pern was a beautiful planet, Earthlike enough to feel like home, yet unspoiled by the industrial development and interstellar wars that had ravaged the other planets of humankind... — ...Then suddenly disaster struck. Deadly spores fell like silver threads from the sky, devouring everything-and everyone- in their path... — ...And so they set thei... more »r most talented geneticists to work to create the creatures Pern so desperately needed- Dragons!"« less
If you've read some of the Pern books, then this would be a way to learn how it all began. I started with a later one myself and wondered how they had got from space ships to agrarian society. The trip made for an interesting read. Some swearing ( if this concerns you) and plenty of finely crafted scenes. McCaffrey did a good job all the way to the last sentence.