- The Anatomy of MelancholyAuthor: Robert BurtonReleased on Project Gutenberg: January 1, 2004
- The Ancestral Footstep (fragment): Outlines of an English RomanceAuthor: Nathaniel HawthorneReleased on Project Gutenberg: July 1, 2005
- The Ancien RégimeAuthor: Charles KingsleyReleased on Project Gutenberg: June 1, 1998
- The Ancient AllanAuthor: H. Rider (Henry Rider) HaggardReleased on Project Gutenberg: May 1, 2004
- The Ancient Banner: Or, Brief Sketches of Persons and Scenes in the Early History of FriendsAuthor: AnonymousReleased on Project Gutenberg: October 6, 2006
- The Ancient Church: Its History, Doctrine, Worship, and ConstitutionAuthor: W. D. (William Dool) KillenReleased on Project Gutenberg: September 15, 2005
- The Ancient EastAuthor: D. G. (David George) HogarthReleased on Project Gutenberg: February 1, 2005
- The Ancient Irish Epic Tale Táin Bó CúalngeAuthor: Joseph DunnReleased on Project Gutenberg: August 7, 2005
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- The Ancient RegimeAuthor: Hippolyte Taine, Rom, Svend [Annotator], John DurandReleased on Project Gutenberg: June 22, 2008
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- The Angel Adjutant of "Twice Born Men"Author: Minnie Lindsay Rowell CarpenterReleased on Project Gutenberg: December 1, 2004
- The Angel and the Author, and OthersAuthor: Jerome K. (Jerome Klapka) JeromeReleased on Project Gutenberg: October 1, 2000
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- The Angel of DeathAuthor: Johan Olof Wallin, August W. AlmqvistReleased on Project Gutenberg: December 20, 2006
- The Angel of Lonesome Hill; A Story of a PresidentAuthor: Frederick LandisReleased on Project Gutenberg: October 1, 2005
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- The Annals of the Parish: Or, the Chronicle of Dalmailing During the Ministry of the Rev. Micah BalwhidderAuthor: John GaltReleased on Project Gutenberg: May 1, 1998
- The Annals of the PoorAuthor: Legh RichmondReleased on Project Gutenberg: October 30, 2006
- The Annual Catalogue (1737): Or, A New and Compleat List of All The New Books, New Editions of Books, Pamphlets, &c.Author: Worrall, John, -, Warner, WilliamReleased on Project Gutenberg: January 22, 2007
- The Annual Catalogue: Numb. II. (1738): Or, A new and compleat List of All The New Books, New Editions of Books, Pamphlets, &c.Author: VariousReleased on Project Gutenberg: March 24, 2008
- The Annual Monitor for 1851: or, Obituary of the members of the Society of Friends in Great: Britain and Ireland, for the year 1850Author: AnonymousReleased on Project Gutenberg: June 4, 2006
- The AnswerAuthor: H. Beam PiperReleased on Project Gutenberg: May 8, 2006
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- The Anti-Slavery Crusade: A Chronicle of the Gathering StormAuthor: Jesse MacyReleased on Project Gutenberg: January 1, 2002
- The Anti-Slavery Examiner, OmnibusAuthor: American Anti-Slavery SocietyReleased on Project Gutenberg: February 1, 2004
- The Anti-Slavery Examiner, Part 1 of 4Author: American Anti-Slavery SocietyReleased on Project Gutenberg: February 1, 2004
- The Anti-Slavery Examiner, Part 2 of 4Author: American Anti-Slavery SocietyReleased on Project Gutenberg: February 1, 2004
- The Anti-Slavery Examiner, Part 3 of 4Author: American Anti-Slavery SocietyReleased on Project Gutenberg: February 1, 2004
- The Anti-Slavery Examiner, Part 4 of 4Author: American Anti-Slavery SocietyReleased on Project Gutenberg: February 1, 2004
- The Anti-Slavery Harp: A Collection of Songs for Anti-Slavery MeetingsAuthor: Brown, William WellsReleased on Project Gutenberg: December 1, 2003
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- The Antiquary — CompleteAuthor: Walter ScottReleased on Project Gutenberg: August 17, 2004
- The Antiquary — Volume 01Author: Walter ScottReleased on Project Gutenberg: August 16, 2004
- The Antiquary — Volume 02Author: Walter ScottReleased on Project Gutenberg: August 17, 2004
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- The Ape, the Idiot & Other PeopleAuthor: W. C. MorrowReleased on Project Gutenberg: May 26, 2007
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- The Apology of the Augsburg ConfessionAuthor: Philipp MelanchthonReleased on Project Gutenberg: October 1, 2004
- The Apology of the Church of EnglandAuthor: John Jewel, Henry Morley, Bacon, Anne Cooke, LadyReleased on Project Gutenberg: February 5, 2006
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- The Apple Dumpling and Other Stories for Young Boys and GirlsAuthor: Aunt FannyReleased on Project Gutenberg: September 23, 2007
- The Apple-Tree: The Open Country Books—No. 1Author: L. H. (Liberty Hyde) BaileyReleased on Project Gutenberg: July 26, 2008
- The Approach to PhilosophyAuthor: Ralph Barton PerryReleased on Project Gutenberg: April 19, 2008
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- The Arabian Art of Taming and Training Wild & Vicious HorsesAuthor: Kincaid, P. R., Stutzman, John J.Released on Project Gutenberg: January 24, 2005
- The Arabian Nights EntertainmentsAuthor: Andrew LangReleased on Project Gutenberg: May 1, 1994
- The Arabian Nights EntertainmentsAuthor: Anonymous, Milo WinterReleased on Project Gutenberg: November 18, 2006
- The Arabian Nights Entertainments - CompleteAuthor: Jonathan ScottReleased on Project Gutenberg: May 1, 2004
- The Arabian Nights Entertainments - Volume 01Author: AnonymousReleased on Project Gutenberg: May 1, 2004
- The Arabian Nights Entertainments — Volume 01Author: Jonathan ScottReleased on Project Gutenberg: May 1, 2004