- Rada: A Drama of War in One ActAuthor: Alfred NoyesReleased on Project Gutenberg: April 1, 2004
- Radio Boys Cronies; Or, Bill Brown's RadioAuthor: Wayne Whipple, S. F. (Samuel Francis) AaronReleased on Project Gutenberg: March 1, 2004
- Radio Boys Loyalty; Or, Bill Brown Listens InAuthor: Wayne Whipple, S. F. (Samuel Francis) AaronReleased on Project Gutenberg: June 10, 2008
- Raemaekers' Cartoons: With Accompanying Notes by Well-known English WritersAuthor: Louis RaemaekersReleased on Project Gutenberg: August 26, 2006
- Raffles: Further Adventures of the Amateur CracksmanAuthor: E. W. (Ernest William) HornungReleased on Project Gutenberg: November 1, 1996
- Raftmates: A Story of the Great RiverAuthor: Kirk MunroeReleased on Project Gutenberg: September 16, 2006
- Ragged Dick, Or, Street Life in New York with the Boot-BlacksAuthor: Alger, Horatio, Jr.Released on Project Gutenberg: October 5, 2004
- Ragged Lady — CompleteAuthor: William Dean HowellsReleased on Project Gutenberg: October 24, 2004
- Ragged Lady — Volume 1Author: William Dean HowellsReleased on Project Gutenberg: October 24, 2004
- Ragged Lady — Volume 2Author: William Dean HowellsReleased on Project Gutenberg: October 24, 2004
- Raggedy Andy storiesAuthor: Johnny GruelleReleased on Project Gutenberg: December 22, 2005
- Raggedy Ann storiesAuthor: Johnny GruelleReleased on Project Gutenberg: April 17, 2006
- Ragnarok : the Age of Fire and GravelAuthor: Ignatius DonnellyReleased on Project Gutenberg: February 1, 2004
- Rags: (The Story Of A Dog)Author: Niemann, KarenReleased on Project Gutenberg: September 24, 2007
- Railway Shop Up to Date: A Reference Book of Up to Date American Railway Shop PracticesAuthor: Haig, Maham H. [Editor]Released on Project Gutenberg: April 1, 2004
- Rainbow ValleyAuthor: L. M. (Lucy Maud) MontgomeryReleased on Project Gutenberg: March 1, 2004
- Rainbow's EndAuthor: Rex BeachReleased on Project Gutenberg: February 1, 2004
- Ralestone LuckAuthor: Andre Norton, James ReidReleased on Project Gutenberg: July 13, 2006
- Ralph Granger's FortunesAuthor: William Perry Brown, Fry, W. H. [Illustrator]Released on Project Gutenberg: June 26, 2006
- Ralph the HeirAuthor: Anthony TrollopeReleased on Project Gutenberg: May 23, 2008
- Ralph Waldo EmersonAuthor: Oliver Wendell HolmesReleased on Project Gutenberg: June 1, 2004
- Rambles and Recollections of an Indian OfficialAuthor: Sleeman, W. H. (William Henry), SirReleased on Project Gutenberg: March 27, 2005
- Rambles in the Mammoth Cave, during the Year 1844: By a VisiterAuthor: Alexander Clark BullittReleased on Project Gutenberg: July 6, 2005
- RamonaAuthor: Helen Hunt JacksonReleased on Project Gutenberg: September 1, 2001
- RampolliAuthor: George MacDonaldReleased on Project Gutenberg: September 1, 2005
- Ramsey MilhollandAuthor: Booth TarkingtonReleased on Project Gutenberg: March 22, 2006
- RamuntchoAuthor: Pierre LotiReleased on Project Gutenberg: January 1, 2006
- Ran Away to SeaAuthor: Mayne ReidReleased on Project Gutenberg: December 13, 2007
- Ranald Bannerman's BoyhoodAuthor: George MacDonald, Arthur Hughes, Wheelhouse, M. V. (Mary V.) [Illustrator]Released on Project Gutenberg: August 15, 2004
- Ranching for SylviaAuthor: Harold BindlossReleased on Project Gutenberg: January 15, 2005
- Ranching, Sport and TravelAuthor: Carson, ThomasReleased on Project Gutenberg: January 16, 2007
- Random Reminiscences of Men and EventsAuthor: John D. (John Davison) RockefellerReleased on Project Gutenberg: November 18, 2005
- Randy and Her FriendsAuthor: Brooks, AmyReleased on Project Gutenberg: February 19, 2005
- Randy of the River; Or, The Adventures of a Young DeckhandAuthor: Alger, Horatio, Jr.Released on Project Gutenberg: May 11, 2007
- Ranson's FollyAuthor: Richard Harding DavisReleased on Project Gutenberg: May 1, 2004
- Raphael: A Collection of Fifteen Pictures and a Portrait of the Painter with Introduction and InterpretationAuthor: Estelle M. (Estelle May) HurllReleased on Project Gutenberg: September 19, 2006
- Raphael; Or, Pages of the Book of Life at TwentyAuthor: Alphonse de Lamartine, Starkweather, C. C. [Author of introduction, etc.]Released on Project Gutenberg: July 25, 2004
- RashiAuthor: Maurice Liber, Adele Szold SeltzerReleased on Project Gutenberg: April 1, 2002
- Raspberry JamAuthor: Carolyn WellsReleased on Project Gutenberg: March 1, 2004
- Rasselas, Prince of AbyssiniaAuthor: Samuel JohnsonReleased on Project Gutenberg: September 1, 1996
- Rataplan, a Rogue Elephant; and Other StoriesAuthor: Velvin, Ellen, -Released on Project Gutenberg: June 1, 2004
- Rational Horse-ShoeingAuthor: John E. (John Edwards) RussellReleased on Project Gutenberg: September 14, 2007
- Rattlin the ReeferAuthor: Howard, Edward, -, Frederick MarryatReleased on Project Gutenberg: May 22, 2007
- Ravenna, a StudyAuthor: Edward HuttonReleased on Project Gutenberg: June 1, 2004
- Raw goldAuthor: Bertrand W. Sinclair, Clarence RoweReleased on Project Gutenberg: June 12, 2006
- Ray's Daughter: A Story of ManilaAuthor: Charles KingReleased on Project Gutenberg: October 6, 2006
- Read-Aloud PlaysAuthor: Horace HolleyReleased on Project Gutenberg: June 4, 2005
- Reading Made Easy for Foreigners - Third ReaderAuthor: John Ludwig HülshofReleased on Project Gutenberg: May 2, 2005
- Readings in the History of Education: Mediaeval UniversitiesAuthor: Arthur O. NortonReleased on Project Gutenberg: February 9, 2005
- Readings on Fascism and National Socialism: Selected by members of the department of philosophy, University of ColoradoAuthor: VariousReleased on Project Gutenberg: November 16, 2004
- Real FolksAuthor: A. D. T. (Adeline Dutton Train) WhitneyReleased on Project Gutenberg: November 9, 2004
- Real Ghost StoriesAuthor: W. T. (William Thomas) Stead, Stead, Estelle W. (Estelle Wilson) [Editor]Released on Project Gutenberg: January 22, 2007
- Real Life In London, Volumes I. and II.: Or, The Rambles and Adventures of Bob Tallyho, Esq., and His Cousin, the Hon. Tom Dashall, Through the Metropolis; Exhibiting a Living Picture of Fashionable Characters, Manners, and Amusements in High and Low Life (1821)Author: Badcock, John, active, Pierce Egan, Henry Thomas Alken, Richard Dighton, William HeathReleased on Project Gutenberg: January 30, 2007
- Real Soldiers of FortuneAuthor: Richard Harding DavisReleased on Project Gutenberg: January 1, 2002
- Reason and Faith; Their Claims and Conflicts: From The Edinburgh Review, October 1849, Volume 90, No. CLXXXII. (Pages 293-356)Author: Henry RogersReleased on Project Gutenberg: April 6, 2005
- Rebecca MaryAuthor: Annie Hamilton DonnellReleased on Project Gutenberg: September 1, 2002
- Rebecca of Sunnybrook FarmAuthor: Kate Douglas Smith WigginReleased on Project Gutenberg: April 1, 1996
- Rebel RaiderAuthor: H. Beam PiperReleased on Project Gutenberg: September 6, 2006
- Rebel SpursAuthor: Andre NortonReleased on Project Gutenberg: March 17, 2007
- Rebels of the Red PlanetAuthor: Charles L. FontenayReleased on Project Gutenberg: March 4, 2007