Islands in the Sky
Arthur C. Clarke
Space Trilogy (1)
A Journey in Other Worlds: A Romance of the Future
John Jacob Astor
The Land That Time Forgot
Edgar Rice Burroughs
Caspak (1)
Last and First Men
Olaf Stapledon
The Last Battle
C. S. Lewis
Narnia (7)
The Left Hand of Darkness
Ursula K. Le Guin
Hainish (4)
Lest Darkness Fall
L. Sprague de Camp
Lest Darkness Fall (1)
The Lights in the Sky Are Stars
Fredric Brown
The Lion, the Witch and the Wardrobe
Narnia (1)
The Long Loud Silence
Wilson Tucker
Looking Backward
Edward Bellamy
Julian West (1)
Looking Backward, 2000-1887
Lord of Light
Roger Zelazny
Lord of Light (1)
Lost on Venus
Venus (Edgar Rice Burroughs) (2)
The Lost World
Arthur Conan Doyle & Paul Cook
Professor Challenger (1)
Macroscope
Piers Anthony