9780671578794 | Baen Books, July 1, 2000, cover price $6.99 | About this edition: A powerful xenotelepath and a crack shot have separately fought crime for most of their lives, but when an evil force threatens the 'Hub' civilization, they team up to save the galaxy.

9781439557198 | Reprint edition (Paw Prints, October 4, 2008), cover price $15.99 | About this edition: A powerful xenotelepath and a crack shot have separately fought crime for most of their lives, but when an evil force threatens the Hub civilization, they team up to save the galaxy.

9780743499101 | Baen Books, June 1, 2005, cover price $7.99 | About this edition: An omnibus volume featuring works by the Hugo Award-winning author features three complete novels--The Pirates of Zan, Gateway to Elsewhere, and The Duplicators--as well as three masterful short stories, including the title tale, an uncannily prophetic account of the Internet and home computers, originally written in 1946.

9780743499002 | Reprint edition (Baen Books, March 29, 2005), cover price $7.99 | About this edition: Offering a visionary view of the future, an anthology of short stories, many never before collected, includes the tale of a future world in which the key to victory can be found on the legendary lost planet Earth, a world in which there may no longer be any room for humankind's descendants.

9780743471626 | Baen Books, September 1, 2003, cover price $7.99 | About this edition: Two complete novels by the critically acclaimed science fiction master includes the Hugo Award-winning The Planet Explorer, in which the fate of the colonies across the galaxy rests in the hands of a single man, and The Forgotten Planet, in which the crew and passengers of amarooned planet struggle to survive in a world populated by deadly giant insects.

9780743435598 | Baen Books, September 1, 2002, cover price $16.00 | About this edition: Crowell becomes caught in the middle between a pending conflict between two separate groups of Earth colonists--the Swimmers, who live in zero-gravity, and the planet-dwelling Walkers--only to discover that a hidden alien race is attempting to provoke a war of extinction between the two groups.

9780743435550 | Baen Books, August 1, 2002, cover price $7.99 | About this edition: An omnibus volume containing the four volumes of the Med Ship saga--The Mutant Weapon, Doctor to the Stars, This World Is Taboo, and S.

9780743471848 | Reprint edition (Baen Books, February 1, 2004), cover price $7.99 | About this edition: Lord Darcy, Chief Investigator for the Duke of Normandy, and his assistant, Master Sorcerer Sean O'Lochlainn, use their occult powers and deductive skills to solve mysteries and bring criminals to justice, in an omnibus edition containing all of Lord Darcy's adventures, originally published as Too Many Magicians, Murder and Magic, and Lord Darcy Investigates.

9780743435482 | Baen Books, July 1, 2002, cover price $18.00 | About this edition: Lord Darcy, Chief Investigator for the Duke of Normandy, and his assistant, Master Sorcerer Sean O'Lochlainn, use their occult powers and deductive skills to solve mysteries and bring criminals to justice, in an omnibus edition containing all of Lord Darcy's adventures, originally published as Too Many Magicians, Murder and Magic, and Lord Darcy Investigates.

9780671318475 | Baen Books, November 1, 2001, cover price $7.99 | About this edition: After the fall of the Galactic Empire, the Vegan Confederacy survives in the chaos that follows thanks to the remarkable--and secret--abilities of its Zone agents, powerful telepaths who can read the minds of their opponents.