| Men in Arms | Crosby, John | "Fiction - Adventure"
| 221 | | 5 | 1990-08-28 |
| Men of War | Rose, Alexander | "U.S. History - Military"
| 363 | 2015 | 7 | 2018-12-15 |
| Men to Match My Mountains | Stone, Irving | "U.S. History - Cultural"
| 526 | 1956 | 9 | 1988-05-21 |
| Men Who Lost America, The | O’Shaughnessy, Andrew Jackson | "U.S. History - Military"
| 362 | 2013 | 7 | 2025-06-12 |
| Merchant of Venice, The | Shakespeare, William | "Drama"
| 94 | 1596 | 6 | 1994-12-03 |
| Mere Christianity | Lewis, C.S. | "Theology"
| 175 | 1952 | 6 | 2004-02-19 |
| Merry Adventures of Robin Hood, The | Pyle, Howard | "Fiction - Chapter Books"
| 393 | 1883 | 7 | 1992-12-31 |
| Merry Wives of Windsor | Shakespeare, William | "Drama"
| 113 | 1597 | 6 | 1994-09-01 |
| Message in a Bottle | Sparks, Nicholas | "Fiction - Romance"
| 342 | 1998 | 4 | 2026-02-19 |
| Metamorphosis | Kafka, Franz | "Fiction - S. F./Fantasy"
| 101 | 1915 | 4 | 1996-02-17 |
| Metropolitan Life | Lebowitz, Fran | "Literature/Essays"
| 177 | 1978 | 5 | 2016-04-26 |
| Metternich: The First European | Seward, Desmond | "Autobiographies, Memoirs and Biographies"
| 274 | | 8 | 1992-11-11 |
| Metzger's Dog | Perry, Thomas | "Fiction - S. F./Fantasy"
| 314 | 1983 | 6 | 2005-04-04 |
| Michilimackinac: A Handbook to the Site | Widder, David Armour and Keith R. | "Travel"
| 48 | | 6 | 0000-00-00 |
| Middlemarch | Eliot, George | "Fiction - General"
| 908 | 1872 | 6 | 1995-08-16 |
| Midnight Dreary | Walsh, John Evangelist | "Literature/Essays"
| 180 | 1998 | 6 | 2005-04-16 |
| Midnight Lace | Kantor, MacKinlay | "Fiction - Romance"
| 256 | 1947 | 6 | 2024-12-20 |
| Midnight Rising | Horwitz, Tony | "U.S. History - Political"
| 293 | 2011 | 7 | 2019-02-24 |
| Midshipman Bolitho | Kent, Alexander | "Fiction - Historical"
| 238 | 1978 | 6 | 2000-01-26 |
| Midway! Incredible Victory | Lord, Walter | "U.S. History - Military"
| 276 | 1967 | 8 | 1999-10-30 |
| Mike Mulligan and His Steam Shovel | Burton, Virginia Lee | "Picture Book"
| 48 | 1939 | 6 | 1998-09-22 |
| Mill on the Floss | Eliot, George | "Fiction - General"
| 558 | 1860 | 8 | 1993-08-29 |
| Millard Fillmore | Rayback, Robert J. | "U.S. History - Political"
| 445 | 1959 | 8 | 1990-12-01 |
| Millie's Book | Bush, Barbara | "U.S. History - Political"
| 140 | 1990 | 7 | 2002-11-16 |
| Mimi and Toutou’s Big Adventure | Foden, Giles | "World History - Military"
| 241 | 2004 | 7 | 2005-07-02 |
| Mince Pie ($ Kindle) | Morley, Christopher | "Literature/Essays"
| 0 | | | |
| Minus 148 | Davidson, Art | "Travel"
| 218 | 1969 | 5 | 2015-11-09 |
| Miracle at Philadelphia | Bowen, Catherine Drinker | "U.S. History - Political"
| 331 | 1966 | 8 | 1991-01-08 |
| Miracle Collapse | Feldmann, Doug | "Sports"
| 258 | 2006 | 6 | 2010-05-23 |
| Miracle of Dunkirk, The | Lord, Walter | "World History - Military"
| 323 | 1951 | 7 | 2000-04-04 |
| Miracles or Magic | Kole, Andre | "Reference/Miscellaneous"
| 184 | | 5 | 1992-02-20 |
| Mirth of a Nation, The | Blair, Walter & McDavid, Raven I., Jr. | "Literature/Essays"
| 275 | 1983 | 7 | 2001-03-09 |
| Misanthrope, The | Moliere, | "Drama"
| 52 | 1666 | 4 | 1994-10-06 |
| Miss Ambar Regrets (watch) | Cleary, Jon | "Fiction - Adventure"
| 0 | | | |
| Miss Hickory | Bailey, Carolyn Sherwin | "Fiction - Chapter Books"
| 123 | 1946 | 4 | 2007-08-28 |
| Miss Lonelyhearts | West, Nathanael | "Fiction - General"
| 96 | 1933 | 3 | 1994-04-17 |
| Miss Pickerell Goes Undersea | MacGregor, Ellen | "Fiction - Chapter Books"
| 123 | | 5 | |
| Miss Pym Disposes | Tey, Josephine | "Fiction - Mystery"
| 200 | 1947 | 6 | 2006-07-29 |
| Miss Ravenel's Conversion from Secession to Loyalty | DeForest, John William | "Fiction - Historical"
| 521 | 1867 | 7 | 1998-02-22 |
| Mistakes That Worked | Jones, Charlotee Foltz | "Fiction - Chapter Books"
| 75 | 1991 | 5 | 2002-11-20 |
| Mister Christian | Kinsolving, William | "Fiction - Adventure"
| 380 | 1996 | 6 | 1997-08-03 |
| Mister Roberts | Heggen, Thomas | "Fiction - Historical"
| 221 | 1946 | 5 | 2007-02-11 |
| Mistress Masham's Repose | White, T.H. | "Fiction - Chapter Books"
| 255 | 1946 | 8 | 1999-08-19 |
| Mistress Wilding | Sabatini, Rafael | "Fiction - Adventure"
| 272 | 1910 | 8 | 2024-10-22 |
| Misty of Chincoteague | Henry, Marguerite | "Fiction - Chapter Books"
| 159 | 1947 | 7 | |
| Misunderstood Texts of the New Testament | Anderson, Sir Robert | "Theology"
| 143 | 1916 | 6 | 2023-08-30 |
| Moby Dick | Melville, Herman | "Fiction - Historical"
| 608 | 1851 | 7 | 1993-04-10 |
| Moby-Duck | Hohn, Donovan | "Nature/Science"
| 378 | 2011 | 6 | 2024-06-12 |
| Mockingjay | Collins, Suzanne | "Fiction - S. F./Fantasy"
| 390 | 2010 | 6 | 2012-05-04 |
| Modesty Blaise | O'Donnell, Peter | "Fiction - Adventure"
| 224 | 1965 | 8 | 2006-04-18 |
