Beyond the Farthest Star Yesteryear One of Our Planets is Missing The Lorelei Signal More Tribbles, More Troubles The Survivor The Infinite Vulcan The Magicks of Megas-Tu Once Upon a Planet Mudd's Passion The Terratin Incident The Time Trap The Ambergris Element The Slaver Weapon Th Eye of the Beholder The Jihad The Pirates of Orion Bem The Practical Joker Albatross How Sharper Than a Serpent's Tooth The Counter-Clock Incident