| Marsh Queen, The | Hartman, Virginia | "Fiction - General"
| 361 | 2022 | 5 | 2026-02-17 |
| Martian Chronicles, The | Bradbury, Ray | "Fiction - S. F./Fantasy"
| 181 | 1946 | 6 | 1997-01-17 |
| Martian, The | Weir, Andy | "Fiction - S. F./Fantasy"
| 369 | 2011 | 6 | 2019-02-14 |
| Martin Chuzzlewit | Dickens, Charles | "Fiction - General"
| 851 | 1844 | 7 | 1996-09-29 |
| Martin Van Buren | Niven, John | "U.S. History - Political"
| 612 | 1983 | 8 | 1989-07-07 |
| Marvel Masterworks: The Fantastic Four Nos. 1-10 | Lee, Jack Kirby and Stan | "Graphic Story"
| 246 | 1987 | 7 | 1998-12-22 |
| Marvel Masterworks: The Fantastic Four Nos. 11-20 | Lee, Jack Kirby and Stan | "Graphic Story"
| 232 | 1988 | 7 | 1998-12-28 |
| Marvel Masterworks: The X-Men Nos. 1-10 | Lee, Jack Kirby and Stan | "Graphic Story"
| 232 | 1987 | 6 | 1998-12-18 |
| Marvel Universe | Sanderson, Peter | "Graphic Story"
| 251 | 1996 | 7 | 2001-07-27 |
| Marvels | Busiek, Kurt | "Graphic Story"
| 100 | 2008 | 5 | 2016-01-04 |
| Mary Emma & Company (4) | Moody, Ralph | "Autobiographies, Memoirs and Biographies"
| 233 | 1961 | 7 | 2023-03-31 |
| Mary Poppins | Travers, P. L. | "Fiction - Chapter Books"
| 206 | 1934 | 6 | 1998-02-02 |
| Mary Queen of Scots | Fraser, Antonia | "World History - Political"
| 555 | 1969 | 8 | 2003-12-05 |
| Mary Todd Lincoln | Baker, Jean M. | "U.S. History - Cultural"
| 369 | 1987 | 8 | 2004-06-16 |
| Mary's Neck | Tarkington, Booth | "Fiction - General"
| 318 | 1929 | 7 | 2021-02-14 |
| Maskerade | Pratchett, Terry | "Fiction - S. F./Fantasy"
| 358 | 1995 | 6 | 2012-08-06 |
| Master and Commander | O'Brian, Patrick | "Fiction - Historical"
| 412 | 1970 | 10 | 1994-02-04 |
| Master Builder, The | Ibsen, Henrik | "Drama"
| 77 | 1892 | 4 | 2006-02-10 |
| Master of Ballantrae, The | Stevenson, Robert Louis | "Fiction - Adventure"
| 239 | 1889 | 7 | 1998-01-27 |
| Masters of the Air | Miller, Donald L. | "U.S. History - Military"
| 525 | 2006 | 7 | |
| Matarese Circle, The | Ludlum, Robert | "Fiction - Adventure"
| 601 | 1979 | 7 | |
| Matchlock Gun, The | Edmonds, Walter D. | "Fiction - Chapter Books"
| 53 | 1941 | 8 | 1999-01-19 |
| Matlock Paper, The | Ludlum, Robert | "Fiction - Adventure"
| 312 | 1973 | 7 | |
| Matthew | Walvoord, John F. | "Theology"
| 244 | 1974 | 7 | 2014-08-20 |
| Mauritius Command, The | O'Brian, Patrick | "Fiction - Historical"
| 348 | 1977 | 10 | 1997-12-15 |
| Maus II: A Survivor's Tale | Spiegelman, Art | "Graphic Story"
| 136 | 1991 | 8 | 2002-03-30 |
| Maus: A Survivor's Tale | Spiegelman, Art | "Graphic Story"
| 159 | 1985 | 8 | 2002-03-28 |
| Maverick Queen, The | Grey, Zane | "Fiction - Western"
| 252 | 1950 | 5 | 0000-00-00 |
| Maxwell's Train | Hyde, Christopher | "Fiction - Adventure"
| 325 | | 8 | 1990-10-17 |
| May I Take Your Order? | Heimann, Jim | "Art/Photography"
| 131 | 1998 | 7 | 2000-08-28 |
| Mayday | Cussler, Clive | "Fiction - Adventure"
| 237 | 1977 | 3 | 1987-10-31 |
| Mayflower | Philbrick, Nathaniel | "World History - Military"
| 361 | 2006 | 8 | 2007-03-28 |
| Mayor of Casterbridge, The | Hardy, Thomas | "Fiction - General"
| 332 | 1886 | 6 | 1992-11-15 |
| McAuslan in the Rough | Fraser, George MacDonald | "Fiction - Short Story Collection"
| 209 | 1974 | 8 | 1995-12-03 |
| McElligot's Pool | Seuss, Dr. | "Picture Book"
| 52 | 1947 | 5 | 1996-09-30 |
| McGuffey's Fifth Eclectic Reader | McGuffey, William Holmes | "Literature/Essays"
| 364 | 1879 | 7 | 1996-11-06 |
| McTeague | Norris, Frank | "Fiction - General"
| 304 | 1899 | 6 | 1998-01-25 |
| Meaning of Persons, The | Tournier, Paul | "Theology"
| 234 | 1957 | 8 | |
| Measure for Measure | Shakespeare, William | "Drama"
| 112 | 1603 | 6 | 1994-10-18 |
| Measuring America | Linklater, Andro | "U.S. History - Cultural"
| 263 | 2002 | 7 | 2016-05-24 |
| Medea | Euripides, | "Drama"
| 46 | 431 BC | 5 | 1996-09-21 |
| Meet Mr. Product | Dotz, Warren | "Art/Photography"
| 272 | 2003 | 8 | 2025-07-30 |
| Meetings with Remarkable Trees | Pakenham, Thomas | "Nature/Science"
| 185 | 1996 | 6 | 1999-10-31 |
| Memoirs of a Mangy Lover | Marx, Groucho | "Arts and Entertainment"
| 214 | | 6 | 1989-07-10 |
| Memoirs of an Invisible Man | Saint, H.F. | "Fiction - Adventure"
| 396 | 1987 | 9 | 2001-02-02 |
| Memoirs of General William Tecumseh Sherman | Sherman, William Tecumseh | "Autobiographies, Memoirs and Biographies"
| 955 | 1885 | 7 | 2024-10-15 |
| Memoirs of Sherlock Holmes, The | Doyle, Sir Arthur Conan | "Fiction - Mystery"
| 255 | 1894 | 8 | 1987-08-21 |
| Memories of World War II | Associated Press, The | "U.S. History - Military"
| 175 | 2004 | 7 | 2004-11-22 |
| Men Against the Sea | Nordhoff & James Norman Hall, Charles | "Fiction - Historical"
| 158 | 1934 | 8 | |
| Men at Arms | Pratchett, Terry | "Fiction - S. F./Fantasy"
| 341 | 1993 | 8 | 2008-12-22 |
