Outpost Sitting Horse and Crazy Bull and the Aliens
Mike Resnick
Windows Of The Soul
Larry Niven, Paul Chafe
Harem of Aman Akbar
Elizabeth Ann Scarborough
To Kill a Mockingbird
Harper Lee
Star Soldiers
Andre Norton
Star of stars
Frederik Pohl
Star of danger
Marion Zimmer Bradley
Star Marines: Book Three of The Legacy Trilogy
Ian Douglas
Star Corps
Star Born
Star Anchored, Star Angered
Suzette Haden Elgin
Stanley Yelnats' Survival Guide to Camp Green Lake
Louis Sachar
The stainless steel rat's revenge
Harry Harrison
The stainless steel rat wants you
The stainless steel rat for president
The Spy Who Loved Me: A James Bond Novel
Ian Fleming
Split infinity
Piers Anthony
Spirit of Steamboat: A Walt Longmire Story
Craig Johnson
Walt Longmire (9.50)
The Spirit Banner
Alex Archer
The Spider Stone
Speaking in Tongues
Jeffery Deaver
Spacehounds of IPC
E.E. 'Doc' Smith
Space Cadet
Robert A. Heinlein
The Soul Stealer
The Soul Catcher
Alex Kava
Soul Caller 2: A LitRPG Adventure
Seth Ring
Soul Caller (2)
Soothsayer
Soon I Will Be Invincible
Austin Grossman
Solomon's jar
Solar lottery
Philip K. Dick
So Long, and Thanks for All the Fish
Douglas Adams
The Snow Empress: A Thriller
Laura Joh Rowland
Slow Decay
Andy Lane
Skylark Three
The Skylark of Space
E. E. Smith & Lee Harkins Garby
Six Moon Dance
Sheri S. Tepper
The sirens of Titan
Kurt Vonnegut
The simulacra
The Silent Sea
Clive Cussler & Jack Du Brul
Oregon Files (7)
Silence of the Grave
Arnaldur Indridason
Sign of chaos
Roger Zelazny
Shoal 3 - Empire of Light
Gary Gibson
Shoal (3)
Shoal 2 - Nova War
Shoal (2)
Shoal 1 - Stealing Light
Shoal (1)
The Shiva option
David Weber & Steve White
The ship who won
Anne McCaffrey & Jody Lynn Nye
The shattered chain
Shards of honor
Lois McMaster Bujold
Shadows Linger
Glen Cook
The Shadow Project
Scott Mariani
Ben Hope (5)
Shadow of the Hegemon
Orson Scott Card
The Shadow Girl
Ray Cummings
Seven Out of Time
Arthur Leo Zagat
Settling Accounts Return Engagement (Settling Accounts Trilogy)
Harry Turtledove