Dudley Pope - Ramage 04
Governor Ramage
The Dark Tower I - The Gunslinger (Revised)
Stephen King
A Courage Undimmed
Stephanie Graves
Do They Know I'm Running?
David Corbett
The outcasts of Heaven Belt
Joan D. Vinge
The outcast
Simon Hawke
The Outback Stars
Sandra McDonald
Out of their minds
Clifford D Simak
Out of the Silent Planet
C. S. Lewis
Out of the Dark
David Weber
Out of the Black
David Whale
Out of Phaze
Piers Anthony
Out of Oz: The Final Volume in the Wicked Years
Gregory Maguire
Our Friends from Frolix 8
Philip K. Dick
Our Children's Children
The Otherworld
Mercedes Lackey & Mark Shepherd & Holly Lisle
Otherness
David Brin
Otherland 3: Mountain of Black Glass
Tad Williams
Otherland (3)
Other Earths
Nick Gevers; Jay Lake
Orphans of the Sky
Robert A Heinlein
Orphan's Triumph (Jason Wander)
Robert Buettner
Orphan's Alliance (Jason Wander)
Orphan Star
Alan Dean Foster
The Orion Protocol
Gary Tigerman
Orion in the dying time
Ben Bova
Orion and the Conqueror
Orion Among the Stars
Origin in death
Nora Roberts; J. D. Robb
Origin
Dan Brown
Robert Langdon (5)
Ordeal in otherwhere
Andre Norton
Oracles of Delphi Keep
Victoria Laurie
Oracle
Mike Resnick
Opus 200
Isaac Asimov
Operation time search
Operation Luna
Poul Anderson
One Second After
William R. Forstchen
One Plus One Equals Eleven
G. C. Edmondson
One of our asteroids is missing
Calvin M. Knox
One King's Way
Harry Harrison
One Hundred Percent Lunar Boy
Stephen Tunney
One Good Soldier
Travis S. Taylor
One Day on Mars
Nantucket 3 - On the Oceans of Eternity
S. M. Stirling
Nantucket (3)
On Basilisk Station
On a pale horse
Omnitopia Dawn
Diane Duane
Old Man's War
John Scalzi
Old Guard
Keith Laumer
Oh. My. Gods.
Tera Lynn Childs
Ogre, Ogre
Offspring
Steven Harper
Odyssey
Michael P. Kube-McDowell
Odd and the Frost Giants
Neil Gaiman
Occupied City
David Peace
An Oblique Approach
David Drake & Eric Flint
Oath of Swords
Oath of Fealty
Larry Niven, Jerry Pournelle
Nymphomation
Jeff Noon
Vurt (1)
The Number of the Beast
Robert A. Heinlein