BEYOND & ALIENS 4 by Theodore Sturgeon                              Avon Books, 1st & 3rd printings, 1960 & 1970                            Condition: Good & Very Good                                                                                                                                                          Two vintage collections by one of the best writers of modern science fiction.  BEYOND has 6 stories, including an original novella.  Spine lean, some other modest exterior wear, color staining on back cover, some moisture waving of pages, a few slight page edge tears.  ALIENS 4 consists of 2 novellas and 2 novelettes, including "Killdozer", which was filmed.  Front cover rubbing, else light exterior wear and darkening on cover backs, though pages are quite white.  Solid binding on this and secure binding on BEYOND.  Both books are unmarked.