- Mr. Joseph Hanson, The HaberdasherAuthor: Mary Russell MitfordReleased on Project Gutenberg: October 2, 2007
- Mr. Justice RafflesAuthor: E. W. (Ernest William) HornungReleased on Project Gutenberg: February 1, 2006
- Mr. Kris Kringle: A Christmas TaleAuthor: S. Weir (Silas Weir) MitchellReleased on Project Gutenberg: December 25, 2006
- Mr. Meeson's WillAuthor: H. Rider (Henry Rider) HaggardReleased on Project Gutenberg: April 1, 2004
- Mr. Midshipman EasyAuthor: Frederick MarryatReleased on Project Gutenberg: October 1, 2004
- Mr. Midshipman EasyAuthor: Frederick MarryatReleased on Project Gutenberg: May 21, 2007
- Mr. Murray's List of New and Recent Publications July, 1890Author: John Murray (Firm)Released on Project Gutenberg: October 10, 2004
- Mr. OppAuthor: Alice Caldwell Hegan RiceReleased on Project Gutenberg: April 14, 2008
- Mr. Pat's Little Girl: A Story of the Arden ForestersAuthor: Mary Finley Leonard, Emerson, ChaseReleased on Project Gutenberg: March 31, 2005
- Mr. Pim Passes By: A Comedy in Three ActsAuthor: A. A. (Alan Alexander) MilneReleased on Project Gutenberg: January 1, 2005
- Mr. ProhackAuthor: Arnold BennettReleased on Project Gutenberg: June 29, 2004
- Mr. Punch's History of the Great WarAuthor: Charles L. (Charles Larcom) GravesReleased on Project Gutenberg: March 1, 2004
- Mr. Scarborough's FamilyAuthor: Anthony TrollopeReleased on Project Gutenberg: May 1, 2004
- Mr. ScraggsAuthor: Henry Wallace PhillipsReleased on Project Gutenberg: April 1, 2004
- Mr. Sponge's Sporting TourAuthor: Robert Smith SurteesReleased on Project Gutenberg: October 28, 2005
- Mr. StandfastAuthor: John BuchanReleased on Project Gutenberg: June 1, 1996
- Mr. Trunnell, Mate of the Ship "Pirate"Author: T. Jenkins (Thornton Jenkins) HainsReleased on Project Gutenberg: August 1, 2004
- Mr. Waddington of WyckAuthor: May SinclairReleased on Project Gutenberg: February 1, 2006
- Mr. World and Miss Church-Member: A Twentieth Century AllegoryAuthor: W. S. (William Shuler) HarrisReleased on Project Gutenberg: September 1, 2004
- Mrs. Budlong's Christmas PresentsAuthor: Rupert HughesReleased on Project Gutenberg: July 11, 2004
- Mrs. Caudle's Curtain LecturesAuthor: Douglas William JerroldReleased on Project Gutenberg: July 1, 2004
- Mrs. Christy's Bridge PartyAuthor: Sara Ware BassettReleased on Project Gutenberg: December 22, 2007
- Mrs. Day's DaughtersAuthor: Mary E. MannReleased on Project Gutenberg: April 1, 2005
- Mrs. Dud's SisterAuthor: Josephine Daskam BaconReleased on Project Gutenberg: November 6, 2007
- Mrs. Falchion, CompleteAuthor: Gilbert ParkerReleased on Project Gutenberg: November 16, 2004
- Mrs. Falchion, Volume 1.Author: Gilbert ParkerReleased on Project Gutenberg: July 1, 2004
- Mrs. Falchion, Volume 2.Author: Gilbert ParkerReleased on Project Gutenberg: July 1, 2004
- Mrs. General TalboysAuthor: Anthony TrollopeReleased on Project Gutenberg: February 1, 2003
- Mrs. Korner Sins Her MerciesAuthor: Jerome K. (Jerome Klapka) JeromeReleased on Project Gutenberg: April 1, 1997
- Mrs. Lirriper's LegacyAuthor: Charles DickensReleased on Project Gutenberg: August 1, 1998
- Mrs. Lirriper's LodgingsAuthor: Charles DickensReleased on Project Gutenberg: August 1, 1998
- Mrs. Mary Eales's receipts. (1733)Author: Eales, MaryReleased on Project Gutenberg: March 3, 2007
- Mrs. Mary Robinson, Written by Herself,: With the lives of the Duchesses of Gordon and DevonshireAuthor: Mary Robinson, Thomson, A. T., Mrs., Philip WhartonReleased on Project Gutenberg: February 1, 2006
- Mrs. Overtheway's RemembrancesAuthor: Juliana Horatia EwingReleased on Project Gutenberg: February 16, 2006
- Mrs. Peter RabbitAuthor: Thornton W. (Thornton Waldo) BurgessReleased on Project Gutenberg: May 1, 2004
- Mrs. Piper & the Society for Psychical ResearchAuthor: Michael SageReleased on Project Gutenberg: September 25, 2006
- Mrs. Red PepperAuthor: Grace S. (Grace Smith) RichmondReleased on Project Gutenberg: July 27, 2005
- Mrs. ShelleyAuthor: Lucy Madox Brown RossettiReleased on Project Gutenberg: October 1, 2004
- Mrs. Skagg's Husbands and Other StoriesAuthor: Bret HarteReleased on Project Gutenberg: May 22, 2006
- Mrs. Warren's Daughter: A Story of the Woman's MovementAuthor: Harry JohnstonReleased on Project Gutenberg: March 16, 2005
- Mrs. Warren's ProfessionAuthor: Bernard ShawReleased on Project Gutenberg: February 11, 2002
- Mrs. Whittelsey's Magazine for Mothers and Daughters, Volume 3Author: Various, Abigail Goodrich WhittelseyReleased on Project Gutenberg: February 16, 2006
- Mrs. Wiggs of the Cabbage PatchAuthor: Alice Caldwell Hegan RiceReleased on Project Gutenberg: August 1, 2003
- Mrs. Wilson's Cook Book: Numerous New Recipes Based on Present Economic ConditionsAuthor: Wilson, Mary A.Released on Project Gutenberg: January 1, 2006
- MucedorusAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1998
- Much Ado about NothingAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1997
- Much Ado about NothingAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1998
- Much Ado about NothingAuthor: William ShakespeareReleased on Project Gutenberg: November 1, 1998
- Much Ado About NothingAuthor: William ShakespeareReleased on Project Gutenberg: June 1, 1999
- Much Ado about NothingAuthor: William ShakespeareReleased on Project Gutenberg: July 1, 2000
- Much Darker DaysAuthor: Andrew LangReleased on Project Gutenberg: June 25, 2007
- Mud and Khaki: Sketches from Flanders and FranceAuthor: Vernon BartlettReleased on Project Gutenberg: May 14, 2008
- Mudfog and Other SketchesAuthor: Charles DickensReleased on Project Gutenberg: May 1, 1997
- MuftiAuthor: H. C. (Herman Cyril) McNeileReleased on Project Gutenberg: March 29, 2008
- Mugby JunctionAuthor: Charles DickensReleased on Project Gutenberg: August 1, 1998
- Murad the Unlucky, and Other TalesAuthor: Maria Edgeworth, Henry MorleyReleased on Project Gutenberg: April 1, 2000
- Murat: Celebrated CrimesAuthor: Alexandre DumasReleased on Project Gutenberg: September 22, 2004
- Murder at BridgeAuthor: Anne AustinReleased on Project Gutenberg: September 28, 2006
- Murder in Any DegreeAuthor: Owen JohnsonReleased on Project Gutenberg: June 1, 2004
- Murder in the GunroomAuthor: H. Beam PiperReleased on Project Gutenberg: February 26, 2006