Complex sentence: Several significant or widely-reprinted stories appeared during Beyonds short history: All but the Gunn and PKD stories are included by Tuck in his list of "Notable fiction" from "Beyond".
Split into simpler sentences: Several significant or widely-reprinted stories appeared during Beyonds short history. These included: All but the James Gunn and Philip Dick stories are included by Tuck in his list of "Notable fiction" from "Beyond".