The Friends of Darkover
From Fan History Wiki
In 1977, The Friends of Darkover published a fanzine called Starstone and contained original Darkover fan fiction written by amateur writers. Marion Zimmer Bradley would later make some contributions to this fanzine. In 1980, the anthology, "The Keeper's Price," which contained stories from fanzines published by The Friends of Darkover, was published and found itself a commercial success.
