- Romance of the RabbitAuthor: Francis Jammes, Gladys EdgertonReleased on Project Gutenberg: July 14, 2004
- Romance: Two LecturesAuthor: Raleigh, Walter Alexander, SirReleased on Project Gutenberg: September 25, 2006
- Romano Lavo-Lil: Word Book of the Romany; Or, English Gypsy Language: With Specimens of Gypsy Poetry, and an Account of Certain Gypsyries or Places Inhabited by Them, and of Various Things Relating to Gypsy Life in EnglandAuthor: George BorrowReleased on Project Gutenberg: July 1, 2001
- Romantic Ballads, Translated from the Danish; and Miscellaneous PiecesAuthor: George BorrowReleased on Project Gutenberg: December 1, 2000
- Rome in 1860Author: Edward DiceyReleased on Project Gutenberg: December 11, 2005
- Rome: A Sketch-BookAuthor: Fred RichardsReleased on Project Gutenberg: December 10, 2006
- Romeo and JulietAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1997
- Romeo and JulietAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1998
- Romeo and JulietAuthor: William ShakespeareReleased on Project Gutenberg: June 1, 1999
- Romeo and JulietAuthor: William ShakespeareReleased on Project Gutenberg: July 1, 2000
- RomolaAuthor: George EliotReleased on Project Gutenberg: December 24, 2007
- Ronald Morton; or, the Fire Ships: A Story of the Last Naval WarAuthor: William Henry Giles Kingston, Hoggans, T. [Illustrator]Released on Project Gutenberg: May 8, 2007
- Ronicky DooneAuthor: Max BrandReleased on Project Gutenberg: April 1, 2004
- Roof and MeadowAuthor: Dallas Lore Sharp, R. Bruce (Robert Bruce) HorsfallReleased on Project Gutenberg: January 16, 2005
- RookwoodAuthor: William Harrison AinsworthReleased on Project Gutenberg: November 20, 2007
- Roosevelt in the Bad LandsAuthor: Hermann HagedornReleased on Project Gutenberg: January 15, 2008
- Rosa AlchemicaAuthor: W. B. (William Butler) YeatsReleased on Project Gutenberg: May 1, 2004
- Rosa Mundi and Other StoriesAuthor: Ethel M. (Ethel May) DellReleased on Project Gutenberg: October 17, 2004
- Rosa's Quest: Or, The Way to the Beautiful LandAuthor: Wright, Anna PotterReleased on Project Gutenberg: November 25, 2005
- Rosalynde; or, Euphues' Golden LegacyAuthor: Lodge, Thomas, Edward Chauncey BaldwinReleased on Project Gutenberg: November 29, 2005
- Rosamond, or, the Youthful Error: A Tale of Riverside; And Other StoriesAuthor: Mary Jane HolmesReleased on Project Gutenberg: June 1, 2004
- Rosamund, Queen of the Lombards: A TragedyAuthor: Algernon Charles SwinburneReleased on Project Gutenberg: April 1, 2000
- Rose and Roof-Tree — PoemsAuthor: George Parsons LathropReleased on Project Gutenberg: December 1, 2004
- Rose in Bloom: A Sequel to "Eight Cousins"Author: Louisa May AlcottReleased on Project Gutenberg: September 1, 2001
- Rose o' the RiverAuthor: Kate Douglas Smith WigginReleased on Project Gutenberg: September 1, 1997
- Rose of AffectionAuthor: AnonymousReleased on Project Gutenberg: November 4, 2007
- Rose of Old HarpethAuthor: Maria Thompson Daviess, King, W. B. [Illustrator]Released on Project Gutenberg: February 28, 2005
- RosemaryAuthor: Lawrence, Josephine, Thelma GoochReleased on Project Gutenberg: February 19, 2007
- Rosemary: A Christmas storyAuthor: C. N. (Charles Norris) Williamson, A. M. (Alice Muriel) Williamson, William HatherellReleased on Project Gutenberg: February 10, 2006
- RosmersholmAuthor: Henrik Ibsen, R. Farquharson (Robert Farquharson) SharpReleased on Project Gutenberg: August 1, 2000
- RosyAuthor: Mrs. MolesworthReleased on Project Gutenberg: October 1, 2004
- Rouen, Its History and Monuments: A Guide to StrangersAuthor: Théodore LicquetReleased on Project Gutenberg: July 2, 2006
- Rough and Tumble EngineeringAuthor: Maggard, James H.Released on Project Gutenberg: February 1, 2004
- Rough Stone Monuments and Their BuildersAuthor: T. Eric (Thomas Eric) PeetReleased on Project Gutenberg: April 8, 2005
- Roughing ItAuthor: Mark TwainReleased on Project Gutenberg: July 3, 2004
- Roughing it De LuxeAuthor: Irvin S. (Irvin Shrewsbury) Cobb, John T. (John Tinney) McCutcheonReleased on Project Gutenberg: October 6, 2006
- Roughing It in the BushAuthor: Susanna MoodieReleased on Project Gutenberg: August 1, 2003
- Roughing It, Part 1.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 2.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 3.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 4.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 5.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 6.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 7.Author: Mark TwainReleased on Project Gutenberg: July 2, 2004
- Roughing It, Part 8.Author: Mark TwainReleased on Project Gutenberg: July 3, 2004
- Roumania Past and PresentAuthor: James SamuelsonReleased on Project Gutenberg: April 24, 2006
- Roumanian Fairy TalesAuthor: Mite KremnitzReleased on Project Gutenberg: February 10, 2007
- Round About a Great EstateAuthor: Richard JefferiesReleased on Project Gutenberg: February 6, 2007
- Round about the CarpathiansAuthor: Andrew F. (Andrew Frederick) CrosseReleased on Project Gutenberg: March 12, 2006
- Round Anvil Rock: A RomanceAuthor: Nancy Huston BanksReleased on Project Gutenberg: February 1, 2004
- Round the Block: An American NovelAuthor: John Bell BoutonReleased on Project Gutenberg: May 1, 2004
- Round the Red Lamp: Being Facts and Fancies of Medical LifeAuthor: Arthur Conan DoyleReleased on Project Gutenberg: February 1, 1996
- Round the SofaAuthor: Elizabeth Cleghorn GaskellReleased on Project Gutenberg: March 1, 2001
- Round the WorldAuthor: Andrew CarnegieReleased on Project Gutenberg: September 1, 2004
- Round the World in Seven DaysAuthor: Strang, Herbert, Michael, A. C. (Arthur C.) [Illustrator]Released on Project Gutenberg: May 6, 2005
- Round-about Rambles in Lands of Fact and FancyAuthor: Frank R. StocktonReleased on Project Gutenberg: January 23, 2006
- Roundabout PapersAuthor: William Makepeace ThackerayReleased on Project Gutenberg: May 22, 2006
- Roundabout to Boston (from Literary Friends and Acquaintance)Author: William Dean HowellsReleased on Project Gutenberg: October 22, 2004
- Rousseau (Volume 1 and 2)Author: John MorleyReleased on Project Gutenberg: November 15, 2004
- Routledge's Manual of EtiquetteAuthor: George RoutledgeReleased on Project Gutenberg: May 1, 2004