- The River War: An Account of the Reconquest of the SudanAuthor: Winston ChurchillReleased on Project Gutenberg: January 1, 2004
- The River's EndAuthor: James Oliver CurwoodReleased on Project Gutenberg: December 1, 2003
- The RivermanAuthor: Stewart Edward WhiteReleased on Project Gutenberg: November 1, 1997
- The Rivet in Grandfather's Neck: A Comedy of LimitationsAuthor: James Branch CabellReleased on Project Gutenberg: November 1, 2003
- The RoadAuthor: Jack LondonReleased on Project Gutenberg: January 10, 2005
- The Road to Damascus, a TrilogyAuthor: August Strindberg, Gunnar Ollén, Graham RawsonReleased on Project Gutenberg: September 1, 2005
- The Road to Mandalay: A Tale of BurmaAuthor: Croker, B. M. (Bithia Mary)Released on Project Gutenberg: April 23, 2006
- The Road to OzAuthor: L. Frank (Lyman Frank) BaumReleased on Project Gutenberg: April 1, 1996
- The Road to ProvidenceAuthor: Maria Thompson DaviessReleased on Project Gutenberg: February 1, 2003
- The RoadmenderAuthor: Michael FairlessReleased on Project Gutenberg: November 1, 1996
- The RobbersAuthor: Friedrich SchillerReleased on Project Gutenberg: December 8, 2004
- The Rock of Chickamauga: A Story of the Western CrisisAuthor: Joseph A. (Joseph Alexander) AltshelerReleased on Project Gutenberg: January 1, 2006
- The Rocket BookAuthor: Peter NewellReleased on Project Gutenberg: November 19, 2005
- The Rocks of ValpréAuthor: Ethel M. (Ethel May) DellReleased on Project Gutenberg: September 27, 2004
- The rocky island, and other similitudesAuthor: Samuel WilberforceReleased on Project Gutenberg: February 7, 2007
- The rogue elephantAuthor: Elliott Whitney, Fred J. ArtingReleased on Project Gutenberg: May 12, 2008
- The Roll-CallAuthor: Arnold BennettReleased on Project Gutenberg: June 1, 2004
- The Roll-Call Of The ReefAuthor: Arthur Quiller-CouchReleased on Project Gutenberg: October 27, 2007
- The Roman and the Teuton: A Series of Lectures delivered before the University of CambridgeAuthor: Charles Kingsley, F. Max (Friedrich Max) MüllerReleased on Project Gutenberg: March 1, 2003
- The Roman Pronunciation of Latin: Why We Use It and How to Use ItAuthor: Frances E. (Frances Ellen) LordReleased on Project Gutenberg: February 1, 2005
- The Roman QuestionAuthor: Edmond About, Henry C. (Henry Coe) CoapeReleased on Project Gutenberg: December 19, 2004
- The Roman Traitor, Vol. 1Author: Henry William HerbertReleased on Project Gutenberg: April 18, 2008
- The Roman Traitor, Vol. 2Author: Henry William HerbertReleased on Project Gutenberg: April 18, 2008
- The Romance and Tragedy of a Widely Known Business Man of New YorkAuthor: Russell, William IngrahamReleased on Project Gutenberg: July 1, 2004
- The Romance of a Christmas CardAuthor: Kate Douglas Smith Wiggin, Hunt, Alice Ercle [Illustrator]Released on Project Gutenberg: January 4, 2006
- The Romance of a Pro-Consul: Being the Personal Life and Memoirs of the Right Hon. Sir George Grey, K.C.B.Author: James MilneReleased on Project Gutenberg: October 23, 2005
- The Romance of an Old FoolAuthor: Roswell Martin FieldReleased on Project Gutenberg: February 24, 2007
- The Romance of Elaine: Sequel to "Exploits of Elaine"Author: Arthur B. (Arthur Benjamin) ReeveReleased on Project Gutenberg: February 1, 2004
- The Romance Of Giovanni Calvotti: From Coals Of Fire And Other Stories, Volume II. (of III.)Author: David Christie MurrayReleased on Project Gutenberg: August 1, 2007
- The Romance of Golden Star ...Author: George Chetwynd Griffith, Alfred PearseReleased on Project Gutenberg: December 23, 2006
- The romance of Isabel Lady BurtonAuthor: Burton, Isabel, Lady, W. H. (William Henry) WilkinsReleased on Project Gutenberg: September 1, 2004
- The Romance of NamesAuthor: Ernest WeekleyReleased on Project Gutenberg: January 20, 2008
- The Romance of Old New England RooftreesAuthor: Mary Caroline CrawfordReleased on Project Gutenberg: May 30, 2007
- The Romance of RubberAuthor: United States Rubber Company, John MartinReleased on Project Gutenberg: December 1, 2003
- The Romance of the CoastAuthor: James RuncimanReleased on Project Gutenberg: October 19, 2005
- The Romance of the Colorado RiverAuthor: Frederick Samuel DellenbaughReleased on Project Gutenberg: August 1, 2003
- The Romance of the Milky Way, and Other Studies & StoriesAuthor: Lafcadio HearnReleased on Project Gutenberg: March 10, 2005
- The Romance of Tristan and IseultAuthor: Joseph Bédier, Hilaire BellocReleased on Project Gutenberg: December 3, 2004
- The Romance of Words (4th ed.)Author: Ernest WeekleyReleased on Project Gutenberg: December 21, 2007
- The Romance of Zion Chapel [3d ed.]Author: Richard Le GallienneReleased on Project Gutenberg: February 1, 2004
- The Romancers: A Comedy in Three ActsAuthor: Edmond Rostand, Barrett H. (Barrett Harper) ClarkReleased on Project Gutenberg: January 23, 2006
- The Romanization of Roman BritainAuthor: F. (Francis) HaverfieldReleased on Project Gutenberg: November 26, 2004
- The RomanticAuthor: May SinclairReleased on Project Gutenberg: August 25, 2004
- The Romantic Adventures of a MilkmaidAuthor: Thomas HardyReleased on Project Gutenberg: December 1, 2001
- The Romantic Settlement of Lord Selkirk's Colonists: The Pioneers of ManitobaAuthor: George BryceReleased on Project Gutenberg: December 19, 2005
- The Romany RyeAuthor: George BorrowReleased on Project Gutenberg: February 1, 1996
- The Romany Rye: a sequel to "Lavengro"Author: George Borrow, Theodore Watts-DuntonReleased on Project Gutenberg: April 24, 2007
- The Romany Rye: A Sequel to 'Lavengro'Author: George Borrow, John SampsonReleased on Project Gutenberg: April 14, 2008
- The Rome ExpressAuthor: Arthur GriffithsReleased on Project Gutenberg: March 1, 2004
- The Roof of France; Or, the Causses of the LozèreAuthor: Matilda Betham-EdwardsReleased on Project Gutenberg: October 1, 2005
- The Room in the Dragon VolantAuthor: Joseph Sheridan Le FanuReleased on Project Gutenberg: December 1, 2005
- The Root of EvilAuthor: Dixon, Thomas, Jr.Released on Project Gutenberg: December 31, 2007
- The Roots of the Mountains: Wherein Is Told Somewhat of the Lives of the Men of Burgdale, Their Friends, Their Neighbours, Their Foemen, and Their Fellows in ArmsAuthor: William MorrisReleased on Project Gutenberg: July 1, 2004
- The RosaryAuthor: Florence L. (Florence Louisa) BarclayReleased on Project Gutenberg: January 1, 2003
- The Rose and the RingAuthor: William Makepeace ThackerayReleased on Project Gutenberg: February 5, 2006
- The Rose in the RingAuthor: George Barr McCutcheonReleased on Project Gutenberg: July 1, 2004
- The Rose of Dawn: A Tale of the South SeaAuthor: Helen Hay Whitney, John La FargeReleased on Project Gutenberg: August 7, 2006
- The rose of old St. LouisAuthor: Dillon, Mary (Mary C. Johnson), -, J. André Castaigne, C. M. (Charles M.) RelyeaReleased on Project Gutenberg: March 26, 2007
- The Rough RidersAuthor: Theodore RooseveltReleased on Project Gutenberg: July 23, 2004
- The Round-Up: A Romance of Arizona; Novelized from Edmund Day's MelodramaAuthor: Murray, John, Edmund Day, Marion Mills MillerReleased on Project Gutenberg: December 1, 1996