The Citadel of Fear

The Heads of Cerberus

Nightmare!

Claimed!

The Heads of Cerberus

THE HEADS OF CERBERUS (Dystopian Classic): The First Sci-Fi to use the Idea of Parallel Worlds and Alternate Time

The Heads of Cerberus and Other Stories

Friend Island

The Heads of Cerberus: The First Sci-Fi to use the Idea of Parallel Worlds and Alternate Time

Claimed!

Friend Island

7 best short stories by Francis Stevens

The Lost World Classics - Ultimate Collection: Journey to the Center of the Earth, The Shape of Things to Come, The Mysterious Island, The Coming Race, King Solomon's Mines, The Citadel of Fear, New Atlantis, The Lost Continent, Three Go Back…

LOST WORLDS: Ultimate Sci-Fi Boxed Set: Journey to the Center of the Earth, The Shape of Things to Come, The Mysterious Island, The Coming Race, King Solomon's Mines, The Citadel of Fear, New Atlantis, The Lost Continent, Three Go Back…

The Science Fiction Omnibus #2 (Serapis Classics)

SCIENCE FICTION Ultimate Collection: 140+ Intergalactic Adventures, Dystopian Novels, Lost World Classics & Post-Apocalyptic Stories: The Outlaws of Mars, The War of the Worlds, The Star Rover, Planetoid 127, Frankenstein, The Mysterious Island, The Doom of London, New Atlantis, A Martian Odyssey, A Columbus of Space…