| Revenge of the Baby-Sat, The | Watterson, Bill | "Humor"
| 128 | 1991 | 8 | 1994-03-11 |
| Reverse of the Medal, The | O'Brian, Patrick | "Fiction - Historical"
| 287 | 1986 | 10 | 1999-07-11 |
| Revolt at Taos | Crutchfield, James A. | "U.S. History - Military"
| 158 | 2015 | 4 | 2018-03-09 |
| Rhinemann Exchange, The | Ludlum, Robert | "Fiction - Adventure"
| 446 | 1974 | 7 | |
| Rhode Island Campaign, The (ordered) | McBurney, Christian M. | "U.S. History - Military"
| 0 | | | |
| Rhubarb | Smith, H. Allen | "Fiction - Humorous Novels"
| 301 | 1946 | 5 | 2026-03-23 |
| Rhubarb in the Catbird Seat | Creamer, Red Barber and Robert W. | "Sports"
| 338 | 1968 | 7 | 2025-08-04 |
| Riata and Spurs | Siringo, Charles A. | "Autobiographies, Memoirs and Biographies"
| 276 | 1927 | 6 | 2026-02-28 |
| Richard Carvel | Churchill, Winston | "Fiction - Historical"
| 540 | 1899 | 6 | 2022-09-14 |
| Riddle of the Sands, The | Childers, Erskine | "Fiction - Adventure"
| 278 | 1903 | 7 | 1998-11-27 |
| Ride With Me ($ Kindle) | Costain, Thomas B. | "Fiction - Historical"
| 0 | | | |
| Riders of the Purple Sage | Grey, Zane | "Fiction - Western"
| 290 | 1912 | 5 | 1993-08-21 |
| Riders West (eBay) | Haycox, Ernest | "Fiction - Western"
| 0 | 1934 | | |
| Ridge Runner | Averill, Gerald | "Nature/Science"
| 217 | 1948 | 6 | 2023-08-04 |
| Rifleman Dodd | Forester, C.S. | "Fiction - Historical"
| 151 | 1932 | 8 | 1998-09-01 |
| Right Ho, Jeeves | Wodehouse, P.G. | "Fiction - Humorous Novels"
| 257 | 1934 | 5 | 2024-04-17 |
| Right Stuff, The | Wolfe, Tom | "Nature/Science"
| 352 | 1979 | 6 | 2014-09-21 |
| Right Turns | Medved, Michael | "U.S. History - Political"
| 424 | 2004 | 8 | 2005-04-14 |
| Righteous Pilgrim | Watkins, T.H. | "Autobiographies, Memoirs and Biographies"
| 864 | 1990 | 7 | 1991-02-07 |
| Rightly Divided Answers to Frequently Asked Questions | Kurth, Ricky | "Theology"
| 245 | 2017 | 8 | 2021-02-19 |
| Rim of the Desert | Haycox, Ernest | "Fiction - Western"
| 172 | 1940 | 6 | 2024-06-28 |
| Ring for Jeeves | Wodehouse, P.G. | "Fiction - Humorous Novels"
| 141 | 1953 | 6 | 2019-01-21 |
| Ring of Bright Water | Maxwell, Gavin | "Nature/Science"
| 211 | 1960 | 9 | 2006-01-24 |
| Ringed Castle, The | Dunnett, Dorothy | "Fiction - Historical"
| 521 | 1971 | 7 | 2000-05-29 |
| Ripley's Believe It or Not! 18th Series | Ripley's Believe It or Not!, | "Reference/Miscellaneous"
| 192 | 1971 | 5 | 1998-05-14 |
| Ripley's Believe It or Not! 20th Series | Ripley's Believe It or Not!, | "Reference/Miscellaneous"
| 192 | 1972 | 6 | 1998-04-14 |
| Ripley's Believe It or Not! 5th Series | Ripley's Believe It or Not!, | "Reference/Miscellaneous"
| 150 | 1954 | 6 | 1998-04-20 |
| Ripley's Believe It or Not! 7th Series | Ripley's Believe It or Not!, | "Reference/Miscellaneous"
| 156 | 1957 | 5 | 1998-05-04 |
| Rise and Fall of the Third Reich, The | Shirer, William L. | "World History - Political"
| 1483 | 1959 | 8 | 1988-11-26 |
| Rise of Industrial America, The | Smith, Page | "U.S. History - Political"
| 446 | 1984 | 5 | 2006-02-15 |
| Rise of Silas Lapham, The | Howells, William Dean | "Fiction - General"
| 347 | 1885 | 8 | 1996-11-19 |
| Rise of Theodore Roosevelt, The | Morris, Edmund | "U.S. History - Political"
| 741 | 1979 | 9 | 2013-10-01 |
| Rivals, The | Sheridan, Richard Brinsley | "Drama"
| 175 | 1775 | 6 | 1997-07-05 |
| River of Death | MacLean, Alistair | "Fiction - Adventure"
| 215 | 1981 | 5 | |
| River of Doubt, The (Libby) | Millard, Candice | "Travel"
| 0 | | | |
| River of Forgotten Days | Spurr, Daniel | "Travel"
| 252 | 1998 | 7 | 1999-11-20 |
| River of the Gods | Millard, Candice | "Travel"
| 280 | 2022 | 5 | 2024-06-03 |
| River Town | Hessler, Peter | "Travel"
| 300 | 2000 | 7 | 2005-04-22 |
| River Why, The | Duncan, David James | "Fiction - Romance"
| 294 | 1983 | 6 | 2015-12-06 |
| River's End, The | Curwood, James Oliver | "Fiction - Western"
| 156 | 1919 | 6 | 2014-06-08 |
| River, The | Heller, Peter | "Fiction - Adventure"
| 253 | 2019 | 5 | 2020-01-04 |
| River-Horse | Least Heat-Moon, William | "Travel"
| 503 | 1999 | 8 | 2013-01-13 |
| Road Show | Hatch, Eric | "Fiction - General"
| 288 | 1934 | 6 | 2023-02-08 |
| Road Swing | Rushin, Steve | "Sports"
| 256 | 1998 | 6 | 2000-03-23 |
| Road to Charleston, The | Buchanan, John | "U.S. History - Military"
| 334 | 2019 | 6 | 2025-01-09 |
| Road to Culloden Moor, The | Preston, Diana | "World History - Military"
| 242 | 1995 | 8 | 2015-07-29 |
| Road to Gondolfo, The | Ludlum, Robert | "Fiction - Adventure"
| 336 | 1975 | 5 | 2008-07-09 |
| Road to Guilford Courthouse, The | Buchanan, John | "U.S. History - Military"
| 401 | 1999 | 9 | 2003-03-09 |
| Road to Little Dribbling, The | Bryson, Bill | "Travel"
| 376 | 2015 | 6 | 2016-06-30 |
| Road to Oxiana, The | Byron, Robert | "Travel"
| 286 | 1937 | 5 | 2014-09-14 |
