- Monsieur BeaucaireAuthor: Booth TarkingtonReleased on Project Gutenberg: February 26, 2006
- Monsieur de Camors — CompleteAuthor: Octave FeuilletReleased on Project Gutenberg: October 30, 2004
- Monsieur de Camors — Volume 1Author: Octave FeuilletReleased on Project Gutenberg: April 1, 2003
- Monsieur de Camors — Volume 2Author: Octave FeuilletReleased on Project Gutenberg: April 1, 2003
- Monsieur de Camors — Volume 3Author: Octave FeuilletReleased on Project Gutenberg: April 1, 2003
- Monsieur De PourceaugnacAuthor: Molière, Wall, Charles Heron [Translator]Released on Project Gutenberg: December 1, 2004
- Monsieur du Miroir (From "Mosses from an Old Manse")Author: Nathaniel HawthorneReleased on Project Gutenberg: November 1, 2005
- Monsieur Lecoq, v. 1Author: Emile GaboriauReleased on Project Gutenberg: April 13, 2006
- Monsieur MauriceAuthor: Amelia B. EdwardsReleased on Project Gutenberg: June 1, 2005
- Monsieur, Madame, and Bébé — CompleteAuthor: Gustave DrozReleased on Project Gutenberg: October 30, 2004
- Monsieur, Madame, and Bébé — Volume 01Author: Gustave DrozReleased on Project Gutenberg: April 1, 2003
- Monsieur, Madame, and Bébé — Volume 02Author: Gustave DrozReleased on Project Gutenberg: April 1, 2003
- Monsieur, Madame, and Bébé — Volume 03Author: Gustave DrozReleased on Project Gutenberg: April 1, 2003
- Mont-Saint-Michel and ChartresAuthor: Henry AdamsReleased on Project Gutenberg: October 1, 2003
- Montaigne and ShakspereAuthor: J. M. (John Mackinnon) RobertsonReleased on Project Gutenberg: May 20, 2008
- Monte-Cristo's DaughterAuthor: Edmund FlaggReleased on Project Gutenberg: October 24, 2007
- Montezuma's DaughterAuthor: H. Rider (Henry Rider) HaggardReleased on Project Gutenberg: May 14, 2006
- MontlivetAuthor: Alice Prescott SmithReleased on Project Gutenberg: September 23, 2005
- Moody's Anecdotes And Illustrations: Related in his Revival Work by the Great EvangelistAuthor: Dwight Lyman MoodyReleased on Project Gutenberg: November 16, 2006
- Moon of Israel: A Tale of the ExodusAuthor: H. Rider (Henry Rider) HaggardReleased on Project Gutenberg: April 4, 2006
- Moon-Face, and Other StoriesAuthor: Jack LondonReleased on Project Gutenberg: November 1, 1997
- Moonbeams from the Larger LunacyAuthor: Stephen LeacockReleased on Project Gutenberg: May 1, 2003
- MoonfleetAuthor: John Meade FalknerReleased on Project Gutenberg: January 1, 2004
- Moor FiresAuthor: E. H. (Emily Hilda) YoungReleased on Project Gutenberg: December 24, 2007
- Moorish Literature: Comprising Romantic Ballads, Tales of the Berbers, Stories of the Kabyles, Folk-Lore, and National TraditionsAuthor: René BassetReleased on Project Gutenberg: November 1, 2003
- MoralAuthor: Ludwig Thoma, Charles RechtReleased on Project Gutenberg: January 1, 2004
- Moral Deliberations in Modern CinemaAuthor: Samuel Vaknin, Rangelovska, Lidija [Editor]Released on Project Gutenberg: July 1, 2005
- Moral EmblemsAuthor: Robert Louis StevensonReleased on Project Gutenberg: January 1, 1997
- Moral Philosophy: Ethics, Deontology and Natural LawAuthor: Joseph RickabyReleased on Project Gutenberg: May 1, 2005
- Moral Principles and Medical Practice: The Basis of Medical JurisprudenceAuthor: Charles CoppensReleased on Project Gutenberg: June 18, 2006
- Moral Principles in EducationAuthor: John DeweyReleased on Project Gutenberg: April 25, 2008
- Moral Science; a Compendium of EthicsAuthor: Alexander BainReleased on Project Gutenberg: July 15, 2004
- Morale: A Story of the War of 1941-43Author: Murray LeinsterReleased on Project Gutenberg: March 28, 2007
- Morality as a religionAuthor: W. R. Washington (William Robert Washington) SullivanReleased on Project Gutenberg: July 30, 2007
- Morals and Dogma of the Ancient and Accepted Scottish Rite of FreemasonryAuthor: Albert PikeReleased on Project Gutenberg: October 3, 2006
- Moran of the Lady LettyAuthor: Frank NorrisReleased on Project Gutenberg: July 9, 2008
- More About PeggyAuthor: Vaizey, George de Horne, Mrs.Released on Project Gutenberg: April 16, 2007
- More about PixieAuthor: Vaizey, George de Horne, Mrs., William H. C. GroomeReleased on Project Gutenberg: April 17, 2007
- More Bab BalladsAuthor: W. S. (William Schwenck) GilbertReleased on Project Gutenberg: June 1, 1997
- More BywordsAuthor: Charlotte M. (Charlotte Mary) YongeReleased on Project Gutenberg: April 1, 2004
- More cargoes: 1897Author: W. W. (William Wymark) JacobsReleased on Project Gutenberg: June 12, 2008
- More Cricket SongsAuthor: Norman GaleReleased on Project Gutenberg: August 13, 2004
- More dolliesAuthor: Hunter, Richard, Ruth CobbReleased on Project Gutenberg: November 12, 2007
- More English Fairy TalesAuthor: Joseph Jacobs, John Dickson BattenReleased on Project Gutenberg: December 2, 2004
- More FablesAuthor: George AdeReleased on Project Gutenberg: April 1, 2004
- More Goops and How Not to Be Them: A Manual of Manners for Impolite InfantsAuthor: Gelett BurgessReleased on Project Gutenberg: July 23, 2004
- More Hunting WaspsAuthor: Jean-Henri Fabre, Alexander Teixeira de MattosReleased on Project Gutenberg: October 1, 2002
- More Jataka TalesAuthor: Babbitt, Ellen C., Ellsworth YoungReleased on Project Gutenberg: February 1, 2005
- More Jonathan PapersAuthor: Elisabeth Woodbridge MorrisReleased on Project Gutenberg: December 19, 2006
- More Letters of Charles Darwin — Volume 1: A Record of His Work in a Series of Hitherto Unpublished LettersAuthor: Charles Darwin, Darwin, Francis, Sir, A. C. (Albert Charles) SewardReleased on Project Gutenberg: July 1, 2001
- More Letters of Charles Darwin — Volume 2: A Record of His Work in a Series of Hitherto Unpublished LettersAuthor: Charles Darwin, Darwin, Francis, Sir, A. C. (Albert Charles) SewardReleased on Project Gutenberg: July 1, 2001
- More NonsenseAuthor: Edward LearReleased on Project Gutenberg: October 8, 2004
- More Pages from a JournalAuthor: William Hale WhiteReleased on Project Gutenberg: September 1, 2004
- More Russian Picture TalesAuthor: Valerian Viliamovich Karrik, Nevill ForbesReleased on Project Gutenberg: November 12, 2007
- More Seeds of Knowledge; Or, Another Peep at CharlesAuthor: Miss (Julia) CornerReleased on Project Gutenberg: February 1, 2004
- More Songs From VagabondiaAuthor: Bliss Carman, Richard HoveyReleased on Project Gutenberg: March 17, 2006
- More Tales in the Land of Nursery RhymeAuthor: Marzials, Ada M.Released on Project Gutenberg: July 31, 2007
- More Tales of the RidingsAuthor: F. W. (Frederic William) MoormanReleased on Project Gutenberg: April 26, 2006
- More TishAuthor: Mary Roberts RinehartReleased on Project Gutenberg: November 17, 2006
- More toasts: Jokes, stories and quotationsAuthor: Mosher, Marion Dix [Editor]Released on Project Gutenberg: March 12, 2005