- The suppressed Gospels and Epistles of the original New Testament of Jesus the Christ, Volume 8, IgnatiusAuthor: William WakeReleased on Project Gutenberg: September 1, 2004
- The suppressed Gospels and Epistles of the original New Testament of Jesus the Christ, Volume 9, HermasAuthor: William WakeReleased on Project Gutenberg: September 1, 2004
- The Suppressed Poems of Alfred Lord TennysonAuthor: Tennyson, Alfred Tennyson, BaronReleased on Project Gutenberg: November 19, 2004
- The Suppression of the African Slave Trade to the United States of America: 1638-1870Author: W. E. B. (William Edward Burghardt) Du BoisReleased on Project Gutenberg: February 7, 2006
- The Surgeon's DaughterAuthor: Walter ScottReleased on Project Gutenberg: September 1, 2004
- The Surprising Adventures of Baron MunchausenAuthor: Rudolf Erich RaspeReleased on Project Gutenberg: April 6, 2006
- The Surprising Adventures of the Magical Monarch of Mo and His PeopleAuthor: L. Frank (Lyman Frank) Baum, Frank Ver BeckReleased on Project Gutenberg: July 10, 2005
- The Surrender of Santiago: An Account of the Historic Surrender of Santiago to General: Shafter, July 17, 1898Author: Frank NorrisReleased on Project Gutenberg: July 11, 2008
- The Survey of Cornwall: And an epistle concerning the excellencies of the English tongueAuthor: Richard CarewReleased on Project Gutenberg: February 1, 2006
- The SurvivorAuthor: E. Phillips (Edward Phillips) OppenheimReleased on Project Gutenberg: November 10, 2005
- The Survivors of the ChancellorAuthor: Jules VerneReleased on Project Gutenberg: April 1, 1999
- The Survivors of the Chancellor: Diary of J.R. Kazallon, PassengerAuthor: Jules VerneReleased on Project Gutenberg: February 1, 1999
- The Swedish Revolution Under Gustavus VasaAuthor: Paul Barron WatsonReleased on Project Gutenberg: August 30, 2007
- The Swedish-Norwegian Union Crisis: A History with DocumentsAuthor: Karl NordlundReleased on Project Gutenberg: April 29, 2007
- The Sweet and Touching Tale of Fleur & Blanchefleur: A Mediæval Legend Translated from the FrenchAuthor: Leighton, Mrs., Eleanor Fortescue-BrickdaleReleased on Project Gutenberg: January 7, 2005
- The Swindler and Other StoriesAuthor: Ethel M. (Ethel May) DellReleased on Project Gutenberg: June 21, 2006
- The Swiss Family Robinson, Told in Words of One SyllableAuthor: Lucy Aikin, Johann David WyssReleased on Project Gutenberg: October 1, 2004
- The Swiss Family Robinson; or Adventures in a Desert IslandAuthor: Johann David Wyss, John GilbertReleased on Project Gutenberg: March 1, 2004
- The Swiss TwinsAuthor: Lucy Fitch PerkinsReleased on Project Gutenberg: October 1, 2002
- The Swoop! or, How Clarence Saved England: A Tale of the Great InvasionAuthor: P. G. (Pelham Grenville) WodehouseReleased on Project Gutenberg: December 1, 2004
- The Sword MakerAuthor: Robert BarrReleased on Project Gutenberg: January 10, 2005
- The Sword of Antietam: A Story of the Nation's CrisisAuthor: Joseph A. (Joseph Alexander) AltshelerReleased on Project Gutenberg: April 1, 2005
- The Sword of Welleran and Other StoriesAuthor: Lord DunsanyReleased on Project Gutenberg: January 1, 2004
- The Sylphs of the Season with Other PoemsAuthor: Washington AllstonReleased on Project Gutenberg: February 1, 2004
- The Sylvan Cabin: A Centenary Ode on the Birth of Lincoln, and Other VerseAuthor: Edward Smyth Jones, William Stanley BraithwaiteReleased on Project Gutenberg: July 12, 2008
- The symbolism of FreemasonryAuthor: Albert Gallatin MackeyReleased on Project Gutenberg: April 1, 2004
- The Sympathy of ReligionsAuthor: Thomas Wentworth HigginsonReleased on Project Gutenberg: June 14, 2008
- The SymposiumAuthor: Xenophon, Henry Graham DakynsReleased on Project Gutenberg: January 1, 1998
- The System of Nature, or, the Laws of the Moral and Physical World. Volume 1Author: Holbach, Paul Henri Thiry, baron d'Released on Project Gutenberg: September 1, 2005
- The System of Nature, or, the Laws of the Moral and Physical World. Volume 2Author: Holbach, Paul Henri Thiry, baron d'Released on Project Gutenberg: September 1, 2005
- The Tables Turned; or, Nupkins Awakened. A Socialist InterludeAuthor: William MorrisReleased on Project Gutenberg: October 18, 2005
- The Tailor of GloucesterAuthor: Beatrix PotterReleased on Project Gutenberg: February 2, 2005
- The Tale of BalenAuthor: Algernon Charles SwinburneReleased on Project Gutenberg: April 1, 2000
- The Tale of Benjamin BunnyAuthor: Beatrix PotterReleased on Project Gutenberg: December 21, 2004
- The tale of Benny BadgerAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: February 13, 2008
- The Tale of Beowulf, Sometime King of the Folk of the Weder GeatsAuthor: William Morris, A. J. (Alfred John) WyattReleased on Project Gutenberg: January 23, 2007
- The tale of Betsy ButterflyAuthor: Arthur Scott BaileyReleased on Project Gutenberg: May 4, 2007
- The tale of Billy WoodchuckAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: April 18, 2008
- The tale of Bobby BobolinkAuthor: Arthur Scott BaileyReleased on Project Gutenberg: May 9, 2007
- The tale of Brownie BeaverAuthor: Arthur Scott BaileyReleased on Project Gutenberg: October 1, 2004
- The tale of Buster BumblebeeAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: June 23, 2006
- The tale of Chirpy CricketAuthor: Arthur Scott BaileyReleased on Project Gutenberg: July 1, 2008
- The Tale of Chloe: An Episode in the History of Beau BeamishAuthor: George MeredithReleased on Project Gutenberg: September 1, 2003
- The tale of Cuffy BearAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: April 4, 2005
- The tale of Daddy LonglegsAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: May 13, 2007
- The tale of Dickie Deer MouseAuthor: Arthur Scott Bailey, Petersen, Diane [Illustrator]Released on Project Gutenberg: July 31, 2006
- The tale of Fatty CoonAuthor: Arthur Scott BaileyReleased on Project Gutenberg: May 1, 2004
- The tale of Ferdinand FrogAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: February 13, 2008
- The tale of Freddie FireflyAuthor: Arthur Scott BaileyReleased on Project Gutenberg: May 1, 2004
- The tale of Frisky SquirrelAuthor: Arthur Scott Bailey, Fagan, Eleanore [Illustrator]Released on Project Gutenberg: June 19, 2006
- The Tale of Ginger and PicklesAuthor: Beatrix PotterReleased on Project Gutenberg: February 2, 2005
- The tale of Grandfather MoleAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: April 22, 2007
- The tale of Grumpy WeaselAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: March 20, 2008
- The tale of Grunty PigAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: March 2, 2008
- The tale of Henrietta HenAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: June 22, 2006
- The tale of Jasper JayAuthor: Arthur Scott BaileyReleased on Project Gutenberg: June 15, 2007
- The Tale of Jemima Puddle-DuckAuthor: Beatrix PotterReleased on Project Gutenberg: January 27, 2005
- The tale of Jimmy RabbitAuthor: Arthur Scott Bailey, Fagan, Eleanore [Illustrator]Released on Project Gutenberg: February 16, 2008
- The Tale of Johnny Town-MouseAuthor: Beatrix PotterReleased on Project Gutenberg: March 8, 2005
- The tale of Kiddie KatydidAuthor: Arthur Scott Bailey, Smith, Harry L. (Illustrator) [Illustrator]Released on Project Gutenberg: February 14, 2008