- Four Little Blossoms on Apple Tree Island, by Mabel C. Hawley
- Hero of Hill House, The, by Mable Hale
- Critical & Historical Essays, by Macaulay
- Critical & Historical Essays, by Macaulay
- Select Epigrams from the Greek, by Machail
- History of Florence, by Machiavelli
- Ironia Pozorow, by Maciej hr. Lubienski
- Ironia Pozorow, by Maciej hr. Lubienski
- Memoirs of Marie Antoinette, by Madam Campan
- Diary and Letters of Madame D'Arblay Volume 1, The, by Madame D'Arblay
- Diary and Letters of Madam D'Arblay Volume 2, The, by Madame D'Arblay
- Diary and Letters of Madame D'Arblay Volume 3, The, by Madame D'Arblay
- Princess of Cleves, The, by Madame de Lafayette
- Signora Fantastici, by Madame de Stael
- Delphine, by Madame de Stael
- Memoirs of Louis XV/XVI, by Madame Hausset
- Visit to Iceland, by Madame Ida Pfeiffer
- Memoirs of Madame de Montespan, by Madame La Marquise De Montespan
- Poems, by Madison Cawein
- Boy Scounts in the Coal Caverns, by Major Archibald Lee Fletcher
- Truth About Jesus Is He a Myth?, The, by Mangasar Magurditch Mangasarian
- Lays from the West, by M. A. Nicholl
- Du côté de chez Swann (A la recherche du temps perdu, Tome I), by Marcel Proust
- Mosaics of Grecian History, by Marcius Willson and Robert Pierpont Willson
- Pharsalia, [Civil War], by Marcus Annaeus Lucanus
- Meditations, by Marcus Aurelius
- Thoughts Of The Emperor Marcus Aurelius Antoninus, The, by Marcus Aurelius
- For the Term of His Natural Life, by Marcus Clarke
- Cicero's Brutus, by Marcus Tullius Cicero
- Cicero's Brutus, by Marcus Tullius Cicero
- De Amicitia, Scipio's Dream , by Marcus Tullius Ciceronis
- Stories from Life, by Marden vice Harden
- Girl Aviators on Golden Wings, The, by Margaret Burnham
- Voice, The, by Margaret Deland
- Way to Peace, The, by Margaret Deland
- Iron Woman, The, by Margaret Deland
- Awakening of Helena Richie, The, by Margaret Deland
- Letters of "Norah" on her Tour Through Ireland, The, by Margaret Dixon McDougall
- Cross Roads, by Margaret E. Sangster
- Baby Mine, by Margaret Mayo
- Polly of the Circus, by Margaret Mayo
- A Master's Degree, by Margaret McCarter
- Hermit of Far End, The, by Margaret Pedler
- Lamp of Fate, The, by Margaret Pedler
- Vision of Desire, The, by Margaret Pedler
- Motor Girls on a Tour, The, by Margaret Penrose
- Dorothy Dale, by Margaret Penrose
- Motor Girls, The, by Margaret Penrose
- Motor Girls on Waters Blue, The, by Margaret Penrose
- Pivot of Civilization, by Margaret Sanger
- Five Little Peppers And How They Grew, by Margaret Sidney
- Five Little Peppers and their Friends, by Margaret Sidney
- Five Little Peppers Midway, by Margaret Sidney
- Five Little Peppers Abroad, by Margaret Sidney
- Five Little Peppers Grown Up, by Margaret Sidney
- Adventures of Joel Pepper, The, by Margaret Sidney
- W. A. G.'s Tale, by Margaret Turnbull
- Betty Wales, Sophomore, by Margaret Warde
- Wishing-Ring Man, The, by Margaret Widdemer
- Selections From American Poetry, by Margeret Sprague Carhart
- Margot Asquith, An Autobiography: Volumes I & II, by Margot Asquith
- A Story of To-day, by Margret Howth
- An Autumn Pastoral, by Marg. Sherwood
- Memoirs of Marguerite de Valois, by Marguerite de Valois, Queen of Navarre
- Chimes of Mission Bells, by Maria Antonia Field
- Murad the Unlucky and Other Tales, by Maria Edgeworth
- Parent's Assistant, The, by Maria Edgeworth
- Tales and Novels, Vol. 6, by Maria Edgeworth
- Tales and Novels, Vol. 6, by Maria Edgeworth
- Absentee, The, by Maria Edgeworth
- Castle Rackrent, by Maria Edgeworth
- Black-Bearded Barbarian, The, by Marian Keith
- A Little Journey to Puerto Rico , by Marian M. George
- A Little Journey to Puerto Rico , by Marian M. George
- Underdogs, The, by Mariano Azuela
- Miss Parloa's New Cook Book, by Maria Parloa
- Road To Providence, The, by Maria Thompson Daviess
- Elizabeth and her German Garden, by Marie Annette Beauchamp
- End of Her Honeymoon, The, by Marie Belloc Lowndes
- End of Her Honeymoon, The, by Marie Belloc Lowndes
- Lodger, The, by Marie Belloc Lowndes
- Life Everlasting: A Reality of Romance, The, by Marie Corelli
- God's Good Man, by Marie Corelli
- Master-Christian, The, by Marie Corelli
- Secret Power, The, by Marie Corelli
- lma, The, by Marie Corelli
- A Romance Of Two Worlds, by Marie Corelli
- Vendetta, by Marie Corelli
- Temporal Power, by Marie Corelli
- Innocent, by Marie Corelli
- Ardath, by Marie Corelli
- Ziska, by Marie Corelli
- Myths and Legends of the Sioux, by Marie L. McLaughlin
- Art of the Story-Teller, The, by Marie L. Shedlock
- Samantha at Saratoga, by Marietta Holley
- Samantha on the Woman Question, by Marietta Holley
- At Last, by Marion Harland
- Firefly Of France, The, by Marion Polk Angellotti
- A Woman of Thirty, by Marjorie Allen Seiffert
- Poetical Works of Akenside, by Mark Akenside
- Poetical Works of Akenside, by Mark Akenside
- Take Me For a Ride: Coming Of Age In A Destructive Cult, by Mark E. Laxer
- Jack Winters' Gridiron Chums, by Mark Overton
- Autobiography of Mark Rutherford, The, by Mark Rutherford
- Catherine Furze, by Mark Rutherford
- Clara Hopgood, by Mark Rutherford
- More Pages from a Journal, by Mark Rutherford
- Pages from a Journal with Other Papers, by Mark Rutherford
- Revolution in Tanner's Lane, The, by Mark Rutherford
- Early Life of Mark Rutherford , The, by Mark Rutherford
- Captain Stormfield, by Mark Twain
- Is Shakespeare Dead?, by Mark Twain
- Personal Recollections of Joan of Arc V 1, by Mark Twain
- Personal Recollections of Joan of Arc V 2, by Mark Twain
- Following the Equator, by Mark Twain
- Letters of Mark Twain, Vol. 1, The, by Mark Twain
- Letters of Mark Twain, Vol. 2, The, by Mark Twain
- Letters of Mark Twain, Vol. 3, The, by Mark Twain
- Letters of Mark Twain, Vol. 4, The, by Mark Twain
- Letters of Mark Twain, Vol. 5, The, by Mark Twain
- Letters of Mark Twain, Vol. 6, The, by Mark Twain
- American Claimant, The, by Mark Twain
- A Burlesque Autobiography, by Mark Twain
- Carnival of Crime in Ct., by Mark Twain
- Letters of Mark Twain, Complete, The, by Mark Twain
- Christian Science, by Mark Twain
- A Dog's Tale, by Mark Twain
- Entire Works of Mark Twain, by Mark Twain
- Those Extraordinary Twins, by Mark Twain
- Fennimore Cooper Offences, by Mark Twain
- Man that Corrupted Hadleyburg & Others, The, by Mark Twain
- Innocents Abroad, The, by Mark Twain
- Mysterious Stranger, The, by Mark Twain
- Mark Twain's Speeches, by Mark Twain
- Essays on Paul Bourget, by Mark Twain
- Rambling Notes of an Idle Excursion, by Mark Twain
- Roughing It, by Mark Twain
- Sketches New and Old, by Mark Twain
- Stolen White Elephant, The, by Mark Twain
- 1601, by Mark Twain
- Huckleberry Finn, by Mark Twain
- Tom Sawyer Abroad, by Mark Twain
- Tom Sawyer, Detective, by Mark Twain
- Adventures of Tom Sawyer, The, by Mark Twain
- What Is Man? and Other Essays, by Mark Twain
- A Connecticut Yankee in King Arthur's Court, by Mark Twain
- $30,000 Bequest and Other Stories, The, by Mark Twain
- Tragedy of Pudd'nhead Wilson, The, by Mark Twain
- A Tramp Abroad, by Mark Twain
- Life on the Mississippi, by Mark Twain
- Captain Stormfield, by Mark Twain
- A Horse's Tale, by Mark Twain
- Man that Corrupted Hadleyburg, The, by Mark Twain
- Prince and the Pauper, The, by Mark Twain
- Extracts From Adam's Diary, by Mark Twain
- Manners and Monuments of Prehistoric Peoples, by Marquis de Nadaillac
- Beautiful Joe, by Marshall Saunders
- Elsie Dinsmore, by Martha Finley
- Elsie's Girlhood, by Martha Finley
- Elsie's Girlhood, by Martha Finley
- Vanished Arizona, by Martha Summerhayes
- Somebody's Little Girl, by Martha Young
- Life and Adventures of Calamity Jane, by Marthy Cannary Burk
- Pelle the Conqueror, by Martin Anderson Nexo
- I have a Dream, by Martin Luther King, Jr.
- Selections from the Table Talk of Martin Luther , by Martin Luther
- Hymns of Martin Luther, The, by Martin Luther
- Small Catechism of Martin Luther, The, by Martin Luther
- Commentary on the Epistle to the Galatians, by Martin Luther
- Concerning Christian Liberty, by Martin Luther
- Large Catechism, The, by Martin Luther
- Baron Pál Podmaniczky and the Norwegian Bible, by Martinovitsné Kutas Ilona
- State of the Union Addresses, by Martin van Buren
- Within the Law, by Marvin Dana
- Classic Myths, by Mary
- Midnight Queen, The, by Mary Agnes Fleming
- Purgatory, by Mary Anne Madden Sadlier
- Trail Book, The, by Mary Austin et al
- Trail Book, The, by Mary Austin et al
- Land of Little Rain, The, by Mary Austin
- Science and Health With Key to the Scriptures, by Mary Baker Eddy
- Professional Aunt, The, by Mary C.E. Wemyss
- Trials and Triumphs of Faith, by Mary Cole
- Out of the Triangle, by Mary E. Bamford
- Games for Hallow-e'en, by Mary E. Blain
- Mrs. Day's Daughters, by Mary E. Mann
- Yates Pride, The, by Mary E. Wilkins Freeman
- Copy-Cat & Other Stories, The, by Mary E. Wilkins Freeman
- Heart's Highway, The, by Mary E. Wilkins
- Swiss Family Robinson Told in Words of One Syllable, The, by Mary Godolphin
- Mates at Billabong, by Mary Grant Bruce
- Back to Billabong, by Mary Grant Bruce
- Old Caravan Days, by Mary Hartwell Catherwood
- Travels in West Africa, by Mary H. Kingsley
- Darkness and Daylight, by Mary J. Holmes
- Cousin Maude, by Mary J. Holmes
- Dora Deane, by Mary J. Holmes
- Rosamond, by Mary J. Holmes
- Pioneers of the Old South, by Mary Johnston
- To Have and To Hold, by Mary Johnston
- 1492, by Mary Johnston
- Hans Brinker or The Silver Skates, by Mary Mapes Dodge
- Mae Madden, by Mary Murdoch Mason
- Evolution of an Empire, The, by Mary Parmele
- Courage of the Commonplace, The, by Mary Raymond Shipley Andrews
- Long Live the King, by Mary Rinehart
- When a Man Marries, by Mary Rinehart
- After House, The, by Mary Roberts Rinehart
- Tish, by Mary Roberts Rinehart
- K, by Mary Roberts Rinehart
- Where There's a Will, by Mary Roberts Rinehart
- Bab: A Sub-Deb, by Mary Roberts Rinehart
- Circular Staircase, The, by Mary Roberts Rinehart
- Street of Seven Stars, The, by Mary Roberts Rinehart
- Breaking Point, The, by Mary Roberts Rinehart
- Confession, The, by Mary Roberts Rinehart
- Dangerous Days, by Mary Roberts Rinehart
- Amazing Interlude, The, by Mary Roberts Rinehart
- A Poor Wise Man, by Mary Roberts Rinehart
- Sight Unseen, by Mary Roberts Rinehart
- Man in Lower Ten, The, by Mary Roberts Rinehart
- Beaux and Belles of England, by Mary Robinson
- Beaux and Belles of England, by Mary Robinson
- Our Village, by Mary Russell Mitford
- Proserpine and Midas, by Mary Shelley
- Frankenstein, by Mary Shelley
- Gone to Earth, by Mary Webb
- Stories Of The Supernatural, by Mary Wilkins
- A Vindication of the Rights of Woman, by Mary Wollstonecraft
- Maria or The Wrongs of Woman, by Mary Wollstonecraft
- Notes to The Complete Poetical Works of Percy Bysshe Shelley, by Mary W. Shelley
- Life of General Francis Marion, The, by Mason Locke Weems
- Poems, by Matilda Betham
- Poems, by Matilda Betham
- Culture and Anarchy, by Matthew Arnold
- Celtic Literature, by Matthew Arnold
- Memoirs of Aaron Burr, Volume 1. , by Matthew L. Davis
- Memoirs of Aaron Burr, Volume 2. , by Matthew L. Davis
- Memoirs of Aaron Burr, Complete , by Matthew L. Davis
- Monk, The, by Matthew Lewis
- Two Boys and a Fortune, by Matthew White, Jr.
- Sea-Witch, The, by Maturin Murray
- Duke's Prize, The, by Maturin Murray
- Heart's Secret, The, by Maturin Murray
- Original Short Stories, Maupassant, Entire, by Maupassant
- Original Short Stories, by Maupassant, v10
- Original Short Stories, by Maupassant, v11
- Original Short Stories, by Maupassant, v12
- Original Short Stories, by Maupassant, v13
- Original Short Stories, by Maupassant, v1
- Original Short Stories, by Maupassant, v2
- Original Short Stories, by Maupassant, v3
- Original Short Stories, by Maupassant, v4
- Original Short Stories, by Maupassant, v5
- Original Short Stories, by Maupassant, v6
- Original Short Stories, by Maupassant, v7
- Original Short Stories, by Maupassant, v8
- Original Short Stories, by Maupassant, v9
- Orpheus in Mayfair and Other Stories and Sketches, by Maurice Baring
- Fool Errant, The, by Maurice Hewlett
- Hollow Needle, The, by Maurice Leblanc
- Extraordinary Adventures of Arsene Lupin, Gentleman-Burglar, The, by Maurice Leblanc
- Eight Strokes of the Clock, The, by Maurice Le Blanc
- Crystal Stopper, The, by Maurice LeBlanc
- Rashi, by Maurice Liber
- Unknown Guest, The, by Maurice Maeterlinck
- Life of the Bee, The, by Maurice Maeterlinck
- Wisdom And Destiny, by Maurice Maeterlinck
- Alice of Old Vincennes, by Maurice Thompson
- Leonardo da Vinci, by Maurice W. Brockwell
- Yet Again, by Max Beerbohm
- Enoch Soames, by Max Beerbohm
- A. V. Laider, by Max Beerbohm
- James Pethel, by Max Beerbohm
- Seven Men, by Max Beerbohm
- And Even Now, by Max Beerbohm
- Works of Max Beerbohm, The, by Max Beerbohm
- Zuleika Dobson, by Max Beerbohm
- Black Jack, by Max Brand
- Harrigan, by Max Brand
- Riders of the Silences, by Max Brand
- Way of the Lawless, by Max Brand
- Seventh Man, The, by Max Brand
- Fathers of the Constitution, The, by Max Farrand
- Through Russia, by Maxim Gorky
- Foma Gordeev/Gordyeeff, by Maxim Gorky
- Mother, by Maxim Gorky
- Creatures That Once Were Men, by Maxim Gorky
- Creatures That Once Were Men, by Maxim Gorky
- Malady of the Century, The, by Max Nordau
- That Mainwaring Affair, by Maynard Barbour
- Mr. Waddington of Wyck, by May Sinclair
- Mr. Waddington of Wyck, by May Sinclair
- New McGuffey First Reader, The, by McGuffey
- New McGuffey Fourth Reader, The, by McGuffey
- Sleuth of St. James Street, The, by Melville Davisson Post
- Darrow Enigma, The, by Melvin L. Severy
- A Socratic Dialogue Proving the Square Root of 2 Irrational, by Meno
- Overland Expedition of The Messrs. Jardine, The, by Messrs. Jardine [Byerley ed.]
- A Grandpa's Notebook, by Meyer Moldeven
- Bravo of Venice, The, by M. G. Lewis
- Worlds Best Histories - France Vol 7, by M. Guizot and Madame Guizot De Witt
- Story of Aeneas, by Michael Clarke
- Ballads of Peace in War, by Michael Earls
- Roadmender, The, by Michael Fairless
- Grey Brethren, The, by Michael Fairless
- Gathering of Brother Hilarius, The, by Michael Fairless
- Tom Cringle's Log, by Michael Scott
- Lucky Man, The, by Michel Baron
- Essays of Montaigne, V1, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V2, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V3, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V4, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V5, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V6, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V7, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V8, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V9, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V10, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V11, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V12, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V13, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V14, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V15, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V16, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V17, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V18, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, V19, The, by Michel de Montaigne, Translator: Cotton
- Essays of Montaigne, Complete, The, by Michel de Montaigne, Translator: Cotton
- Civilization of Illiteracy, The, by Mihai Nadin
- Jenseits der Schriftkultur Book 1, by Mihai Nadin
- Jenseits der Schriftkultur Book 2, by Mihai Nadin
- Jenseits der Schriftkultur Book 3, by Mihai Nadin
- Jenseits der Schriftkultur Book 4, by Mihai Nadin
- Jenseits der Schriftkultur Book 5, by Mihai Nadin
- Consumer Viewpoint, The, by Mildred Maddocks
- Christopher Columbus, by Mildred Stapley
- Defenders of Democracy, by Militia of Mercy
- State of the Union Addresses, by Millard Fillmore
- City of Endless Night, by Milo Hastings
- City of Endless Night, by Milo Hastings
- A Woman's Way Through Unknown Labrador, by Mina Benson Hubbard
- Angel Adjutant of "Twice Born Men", The, by Minnie L. Carpenter
- Don Quixote, by Miquel de Cervantes
- In The Bishop's Carriage, by Miriam Michelson
- Scottish Chiefs, The, by Miss Jane Porter
- Seventy-Five Receipts for Pastry Cakes, and Sweetmeats, by Miss Leslie
- Perdue Chicken Cookbook, The, by Mitzi Perdue
- Development of Religious Liberty in Connecticut, The, by M. Louise Greene, Ph. D.
- Development of Religious Liberty in Connecticut, The, by M. Louise Greene, Ph. D.
- Stories, by Modern American Authors
- Stories, by Modern English Authors
- Stories, by Modern French Novels
- Sganarelle, by Moliere [Jean-Baptiste Poquelin]
- Tartuffe or the Hypocrite, by Moliere
- Amphitryon, A Play, by Moliere
- Middle Class Gentleman, The, by Moliere
- Blunderer, The, by Moliere
- Love-Tiff, The, by Moliere
- Pretentious Young Ladies, The, by Moliere
- Sganarelle, by Moliere
- Bores, The, by Moliere
- Don Garcia of Navarre, by Moliere
- School for Husbands, The, by Moliere
- Shopkeeper Turned Gentleman , The, by Molière (Poquelin)
- Countess of Escarbagnas (La Comtesse D'Escarbagnas), The, by Molière (Poquelin)
- Ghost Stories of an Antiquary , by Montague Rhodes James
- Ghost Stories of an Antiquary , by Montague Rhodes James
- Story of the Glittering Plain, by Morris
- Songs of Labor and Other Poems, by Morris Rosenfeld
- Lord of the Sea, The, by M. P. Shiel
- Dust, by Mr. And Mrs. Haldeman-Julius
- Aunt Judy's Tales, by Mrs Alfred Gatty
- Leah Mordecai, by Mrs. Belle Kendrick Abbott
- Eskdale Herd-boy, The, by Mrs Blackford
- A Lady's Life on a Farm in Manitoba, by Mrs. Cecil Hall
- Master Sunshine, by Mrs. C. F. Fraser
- Ashiel mystery, The, by Mrs. Charles Bryce
- Ashiel mystery, The, by Mrs. Charles Bryce
- A Lady's Visit to the Gold Diggings of Australia in 1852-3, by Mrs Charles (Ellen) Clacy
- Potato Child & Others, The, by Mrs. Charles J. Woodbury
- Stepping Heavenward, by Mrs. E. Prentiss
- Story of Sonny Sahib, The, by Mrs. Everard Cotes
- Path of a Star, The, by Mrs. Everard Cotes
- Katherine's Sheaves, by Mrs. George Sheldon
- Dawn, by Mrs. Harriet A. Adams
- East Lynne, by Mrs. Henry Wood
- Delia Blanchflower, by Mrs. Humphry Ward
- Case of Richard Meynell, The, by Mrs. Humphry Ward
- Sir George Tressady, Vol. I, by Mrs. Humphry Ward
- Sir George Tressady, Vol. II, by Mrs. Humphry Ward
- A Writer's Recollections (In Two Volumes), Volume I , by Mrs. Humphry Ward
- A Writer's Recollections (In Two Volumes), Volume II , by Mrs. Humphry Ward
- Delia Blanchflower, by Mrs. Humphry Ward
- Sir George Tressady, Vol. I, by Mrs. Humphry Ward
- Sir George Tressady, Vol. II, by Mrs. Humphry Ward
- A Writer's Recollections (In Two Volumes), Volume I , by Mrs. Humphry Ward
- A Writer's Recollections (In Two Volumes), Volume II , by Mrs. Humphry Ward
- Nature and Art, by Mrs Inchbald
- Lover's Vows, by Mrs. Inchbald
- Poems of the Heart and Home, by Mrs. J.C. Yule (Pamela S. Vining)
- A Sweet Girl Graduate, by Mrs. L.T. Meade
- Captivity and Restoration, by Mrs. Mary Rowlandson
- Rosy, by Mrs. Molesworth
- A Peep Behind the Scenes, by Mrs. O. F. Walton
- Jeanne d'Arc, by Mrs. Oliphant
- Many Ways for Cooking Eggs, by Mrs. S.T. Rorer
- Life and Letters of Robert Browning, by Mrs. Sutherland Orr
- Better Homes in America, by Mrs W.B. Meloney
- Cook's Decameron: A Study in Taste: Containing Over Two Hundred Recipes For Italian Dishes, The, by Mrs. W. G. Water
- Mark Rutherford's Deliverance, by M. Rutherford
- Daughter of an Empress, The, by Muhlbach
- Old Fritz and the New Era, by Muhlbach
- Frederick The Great And His Family, by Muhlbach
- Marie Antoinette And Her Son, by Muhlbach
- Travels in the Interior of Africa - Volume 1, by Mungo Park
- Travels in the Interior of Africa - Volume 2, by Mungo Park
- A Hero of Our Time, by M. Y. Lermontov
- Little Citizens, by Myra Kelly
- Old Rose and Silver, by Myrtle Reed
- Lavender and Old Lace, by Myrtle Reed
