Summer World: A Season of Bounty
Bernd Heinrich
Green Shadows, White Whale
Ray Bradbury
Into Darkness
Greg Egan
Mystery of the Sun: Air-Riders Book 1
Sol Stanley
The Two Towers: Being the Second Part of the Lord of the Rings
J. R. R. Tolkien
Tanar of Pellucidar
Edgar Rice Burroughs & Paul Cook
Savage Pellucidar
Edgar Rice Burroughs & Harry Turtledove & James Allen St. John
Heir to the Empire
Timothy Zahn