Ace books catalogue

The General zapped an angel

Galactic Effectuator

The Duplicators + No Truce with Terra

Outside the Universe

The Last Castle + The Dragon Masters

Son of the Tree + The Houses of Iszm

Tek Secret

Tek Power

TekLords

The Many Worlds of Magnus Ridolph + The Brains of Earth

TekLab

TekWar

The Last Castle + World of the Sleeper

The Dragon Masters + The Five Gold Bands

The Prism + Crown of Infinity

The Twisted Men + One of our Asteroids is Missing

The Search for Zei + The Hand of Zei

Rocannon's World + The Kar-Chee Reign

The Altar on Asconel + Android Avenger

The Coils of Time + Into the Alternate Universe

Sentinels of Space + The Ultimate Invader

The House on the Borderland

The Planeteers + The Ultimate Weapon

The Invaders are Coming

Off Center + The Rithian Terror

Secret Agent of Terra + The Rim of Space

The Silent Invaders + Battle on Venus

Tonight we Steal the Stars + The Wagered World

Rite of Passage

I Will Fear No Evil

The Pirates of Zan + The Mutant Weapon

Times Without Number + Destiny's Orbit

Shock Wave + Envoy to the Dog Star

Castaways World + The Rites of Ohe

Demons' World + I Want the Stars

Phaid the Gambler

Cosmic Checkmate + King of the Fourth Planet

Warlord of Kor + The Star Wasps

The Towers of Toron + The Lunar Eye

The Youth Monopoly + The Pictures of Pavanne

Kalin + The Bane of Kanthos

Listen! The Stars! + The Rebellers

Ultimatum in 2050 A.D. + Our Man in Space

Childe Cycle #9 The Chantry Guild

Star Hunter & Voodoo Planet

Children of tomorrow

The Green Brain

Future Glitter

The Silkie

Falcons of Narabedla + The Dark Intruder & Other Stories

The war against the Rull

Of Matters Great and Small

City of a Thousand Suns

To Conquer Chaos

The Wizard of Linn

The Planet Killers + We Claim these Stars

Meeting at Infinity + Beyond the Silver Sky

The Greatest Adventure

The Makeshift Rocket + Un-Man and Other Stories

The Repairmen of Cyclops + Enigma from Tantalus