| 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 |
| Road to Oz, The | Baum, L. Frank | "Fiction - S. F./Fantasy"
| 261 | 1909 | 6 | 1994-11-22 |
| Road to Ruin, The | Westlake, Donald E. | "Fiction - Adventure"
| 342 | 2004 | 6 | 2005-09-30 |
| Road to Samarcand, The | O'Brian, Patrick | "Fiction - Historical"
| 269 | 1954 | 5 | 2016-01-18 |
| Road to Shiloh, The | Nevin, David | "U.S. History - Military"
| 169 | 1983 | 6 | 1988-06-03 |
| Road to Tokyo, The | Wheeler, Keith | "World History - Military"
| 203 | 1979 | 7 | 1995-01-02 |
| Roads to Quoz, The | Least Heat-Moon, William | "Travel"
| 562 | 2008 | 7 | 2012-12-19 |
| Roadside America | Kirby, Jack Barth, Ken Smith, Mike Wilkins and Doug | "Travel"
| 221 | 1986 | 9 | 1987-06-26 |
| Roadside History of Arkansas | Paulson, Alan C. | "U.S. History - Cultural"
| 372 | 1998 | 6 | 2024-11-03 |
| Roadside History of Illinois | Banash, Stan | "Travel"
| 416 | 2013 | 5 | 2015-09-30 |
| Rob Roy | Scott, Sir Walter | "Fiction - Historical"
| 472 | 1817 | 8 | 1997-01-11 |
| Robe, The | Douglas, Lloyd C. | "Fiction - Historical"
| 695 | 1942 | 5 | 2001-05-24 |
| Robinson Crusoe | Defoe, Daniel | "Fiction - Adventure"
| 339 | 1719 | 6 | 1995-09-24 |
| Rocket Men | Kurson, Robert | "Travel"
| 0 | | | |
| Rocketeer Adventures Vol. 1 | Dunbier (ed.), Scott | "Graphic Story"
| 130 | 2011 | 5 | 2026-04-16 |
| Rocketeer at War!, The | Guggenheim, Marc | "Graphic Story"
| 128 | 2016 | 5 | 2025-07-01 |
| Rocketeer Cargo of Doom, The | Waid, Mark | "Graphic Story"
| 100 | 2013 | 5 | 2025-06-30 |
| Rocketeer High Flying Adventures, The | Dunbier (ed), Scott | "Graphic Story"
| 260 | 2017 | 6 | 2025-06-30 |
| Rocketeer Vs. the Hollywood Horror, The | Langridge, Roger | "Graphic Story"
| 102 | 2013 | 7 | 2025-07-01 |
| Rocketeer, The | Stevens, Dave | "Graphic Story"
| 147 | 2009 | 7 | 2012-07-15 |
| Rocketeer: In the Den of Thieves, The | Mooney, Stephen | "Graphic Story"
| 91 | 2024 | 6 | 2025-07-02 |
| Rocketeer: The Great Race, The | Mooney, Stephen | "Graphic Story"
| 95 | 2023 | 7 | 2025-07-01 |
| Rockies, The | Lavender, David | "U.S. History - Cultural"
| 362 | 1968 | 7 | 2017-03-20 |
| Rocky Start (Kindle) | Mayer, Jennifer Crusie and Bob | "Fiction - Adventure"
| 0 | | | |
| Roger Maris: Baseball's Reluctant Hero | Peary, Tom Clavin and Danny | "Sports"
| 393 | 2010 | 6 | 2020-02-08 |
| Roger Moore's James Bond Diary | Moore, Roger | "Arts and Entertainment"
| 184 | 1973 | 5 | 2026-01-25 |
| Roger Tory Peterson | Zinsser, William | "Art/Photography"
| 201 | 1994 | 6 | 1995-01-29 |
| Roger Tory Peterson's Dozen Birding Hot Spots | Harrison, George H. | "Nature/Science"
| 278 | 1976 | 6 | |
| Rogue Heroes | Macintyre, Ben | "World History - Military"
| 351 | 2016 | 7 | 2019-06-05 |
| Rogue Male | Household, Geoffrey | "Fiction - Adventure"
| 176 | 1939 | 7 | |
| Role of Honor | Gardner, John | "Fiction - Adventure"
| 304 | | 3 | 1988-06-12 |
| Romance of the Colorado River, The | Dellenbaugh, Frederick S. | "Travel"
| 390 | 1902 | 8 | 1996-10-20 |
| Romanovs: The Final Chapter, The | Massie, Robert K. | "World History - Political"
| 297 | 1995 | 7 | 1996-01-07 |
