• The Face of Heaven: The Realms of Tartarus, Book One
• The Days of Glory
• A Glimpse of Infinity
• The Aerial Valley
• A Glimpse of Infinity: The Realms of Tartarus, Book Three
• The Face of Heaven
• The Best of Both Worlds and Other Ambiguous Tales
• On the Brink of the World's End
• The Nickel Man
• The World Above The World
• Investigations of the Future
• The Mirror of Present Events
• The Humanisphere
• The Supreme Progress
• Euridyce's Lament
• The Shadow of Frankenstein
• Journey to the Isles of Atlantis and Other Fanciful Excursions
• The Revolt of the Machines
• Frankenstein in London
• A Vision of Hell: The Realms of Tartarus, Book Two
• Day of Truth
• The Dedalus Book of British Fantasy
• Asgard's Heart
• The Golden Fleece
• The Walking Shadow
• Scientific Romance
• The Mind-Riders
• In the Flesh and Other Tales of The Biotech Revolution [SSC]
• Funestine and Other Adventures in Romancia
• Serpent's Blood
• Asgard's Conquerors
• The Cassandra Complex
• Streaking
• The Gates of Eden: A Science Fiction Novel
• The Dedalus Book of British Fantasy: 19th Century (European Literary Fantasy Anthologies)
• Dark Ararat
• The Dedalus Book of Decadence: (Moral Ruins)
• The Germans on Venus
• Wildeblood's Empire
• The Fountains of Youth
• Slaves of the Death Spiders and Other Essays on Fantastic Literature
• Zombies Don't Cry
• Architects of Emortality
• The Fenris Device
• Rhapsody in Black
• Hooded Swan, Book I: Halcyon Drift
• The Paradise Game
• The Cosmic Perspective and Other Black Comedies
• Nature's Shift
• Critical Threshold
• Kiss the Goat: A Twenty-First Century Ghost Story
• Young Blood
• Empire of Fear
• The Best of Both Worlds and Other Ambiguous Tales - [SSC]
• The Omega Expedition
• The Innsmouth Heritage and Other Sequels
• The Legacy of Erich Zann and Other Tales of the Cthulhu Mythos
• Designer Genes: Tales of the Biotech Revolution
• The Cthulhu Encryption
• Inherit the Earth
• The Florians
• The Last Days Of The Edge Of The World
• Promised Land
• The Dragon Man
• Asgard's Secret
• The Paradox of the Sets
• Prelude to Eternity: A Romance of the First Time Machine