| Rules of Civility | Towles, Amor | "Fiction - Historical"
| 335 | 2011 | 6 | 2020-12-03 |
| Rules of the Road | Bauer, Joan | "Fiction - General"
| 201 | 1998 | 8 | 2004-07-12 |
| Rules of Thumb 2 | Parker, Tom | "Humor"
| 119 | 1987 | 6 | 1987-12-30 |
| Rumors of Another World | Yancey, Philip | "Theology"
| 244 | 2003 | 8 | 2007-05-05 |
| Rumours of War | Mallinson, Allan | "Fiction - Historical"
| 554 | 2004 | 7 | 2014-11-29 |
| Rumpelstiltskin Problem, The | Vande Velde, Vivian | "Fiction - S. F./Fantasy"
| 116 | 2000 | 8 | 2002-09-06 |
| Rumpole for the Defense | Mortimer, John | "Fiction - Short Story Collection"
| 186 | 1984 | 6 | 1997-09-30 |
| Run Silent, Run Deep | Beach, Edward L. | "Fiction - Historical"
| 343 | 1955 | 9 | 1998-02-15 |
| Runaway Jury, The | Grisham, John | "Fiction - General"
| 401 | 1996 | 8 | 1998-01-13 |
| Running Out of Time | Haddix, Margaret Peterson | "Fiction - Chapter Books"
| 184 | 1995 | 6 | 2005-03-26 |
| Running the Amazon | Kane, Joe | "Travel"
| 278 | 1989 | 7 | 2012-07-15 |
| Rupert of Hentzau | Hope, Anthony | "Fiction - Adventure"
| 243 | 1898 | 7 | 1996-02-10 |
| Rush Revere and the Brave Pilgrims | Limbaugh, Rush | "Fiction - Chapter Books"
| 206 | 2013 | 5 | 2024-12-21 |
| Rush to Us | King, Geoffrey Morris and D. Edward | "U.S. History - Political"
| 325 | 1994 | 5 | 1994-10-21 |
| Rutherford B. Hayes and His America | Barnard, Harry | "U.S. History - Political"
| 523 | 1954 | 8 | 1992-09-20 |
| Sabre's Edge, The | Mallinson, Allan | "Fiction - Historical"
| 320 | 2003 | 7 | 2014-09-17 |
| Sabre-Tooth | O'Donnell, Peter | "Fiction - Adventure"
| 287 | 1966 | 6 | 2006-05-06 |
| Sackett's Land | L'Amour, Louis | "Fiction - Western"
| 162 | 1975 | 5 | 2001-11-09 |
| Sad Sack, The | Baker, George | "Humor"
| 245 | 1944 | 5 | 2022-11-22 |
| Saddle and Ride | Haycox, Ernest | "Fiction - Western"
| 227 | 1939 | 6 | 2024-09-17 |
| Sahara | Cussler, Clive | "Fiction - Adventure"
| 541 | 1992 | 8 | 1992-11-27 |
| Sailing Alone Around the World | Slocum, Joshua | "Travel"
| 294 | 1900 | 9 | 2015-02-04 |
| Sailing on the Ice | Stephens, C.A. | "Autobiographies, Memoirs and Biographies"
| 377 | 1996 | 8 | 2004-08-19 |
| Sailor from Gibraltar, The | Duras, Marguerite | "Fiction - General"
| 276 | 1952 | 2 | 2021-08-11 |
| Sails on the Horizon | Worrall, Jay | "Fiction - Historical"
| 284 | 2005 | 7 | 2008-07-05 |
| Saint Joan | Shaw, George Bernard | "Drama"
| 105 | 1925 | 5 | 2009-11-30 |
| Salem Frigate, The | Jennings, John | "Fiction - Historical"
| 500 | 1946 | 5 | 2025-11-16 |
| Salmon Fishing in the Yemen | Torday, Paul | "Fiction - General"
| 0 | | | |
| Salmon of Doubt, The | Adams, Douglas | "Fiction - S. F./Fantasy"
| 295 | 2002 | 6 | 2004-08-24 |
| Salzburg Connection, The | MacInnes, Helen | "Fiction - Adventure"
| 406 | 1968 | 5 | 2018-04-29 |
| Sam Adams: Pioneer in Propaganda | Miller, John C. | "U.S. History - Political"
| 400 | 1936 | 8 | 2006-03-15 |
| San Andreas | MacLean, Alistair | "Fiction - Adventure"
| 346 | 1984 | 5 | 2014-11-15 |
| Sanctuary Sparrow, The | Peters, Ellis | "Fiction - Mystery"
| 312 | 1983 | 8 | 2002-03-07 |
| Sand Creek Massacre, The | Hoig, Stan | "U.S. History - Military"
| 192 | 1961 | 7 | 2018-03-22 |
| Sanditon | Austen, Jane | "Fiction - Romance"
| 64 | 1817 | 7 | 1998-10-10 |
| Sands of Windee, The (Hoopla) | Upfield, Arthur W. | "Fiction - Mystery"
| 0 | 1931 | | |
| Santorini | MacLean, Alistair | "Fiction - Adventure"
| 276 | 1986 | 4 | 2015-03-02 |
| Sarah, Plain and Tall | MacLachlan, Patricia | "Fiction - Chapter Books"
| 58 | 1985 | 7 | 2004-01-17 |
| Saratoga | Ketchum, Richard M. | "U.S. History - Military"
| 448 | 1997 | 9 | 1997-11-18 |
| Saratoga Trunk | Ferber, Edna | "Fiction - General"
| 239 | 1941 | 7 | 2006-03-30 |
| Satan Bug, The | MacLean, Alistair | "Fiction - Adventure"
| 224 | 1962 | 7 | |
| Satsuma Complex, The | Mortimer, Bob | "Fiction - Humorous Novels"
| 295 | 2022 | 5 | 2026-03-11 |
| Saturday Evening Post Treasury, The | Butterfield (ed.), Roger | "Fiction - Short Story Collection"
| 538 | 1954 | 7 | 2022-08-27 |
| Savior Generals, The | Hanson, Victor Davis | "World History - Military"
| 0 | | | |
| Savrola | Churchill, Sir Winston | "Fiction - General"
| 241 | 1900 | 7 | 1996-11-29 |
| Say, Darling ($$ Kindle) | Bissell, Richard | "Fiction - Humorous Novels"
| 0 | | | |
| Scales of Gold | Dunnett, Dorothy | "Fiction - Historical"
| 519 | 1992 | 7 | 2000-11-19 |
| Scandal of Father Brown, The | Chesterton, G.K. | "Fiction - Mystery"
| 175 | 1929 | 7 | 1995-10-13 |
| Scandalmonger | Safire, William | "Fiction - Historical"
| 488 | 2000 | 7 | 2001-11-16 |
| Scapegoat, The | du Maurier, Daphne | "Fiction - Mystery"
| 348 | 1956 | 6 | 2021-03-25 |
