Books about Adventure stories (sorted alphabetically)
- Riddle and the Ring; or, Won by Nerve Gordon MacLaren
- Riddle of the Sands Erskine Childers
- Rider of the Mohave: A Western Story James Fellom
- Riders of Ramapo Pass Dean L. Heffernan
- Rivals for the Team: A Story of School Life and Football Ralph Henry Barbour
- River of Darkness; Or, Under Africa William Murray Graydon
- Road to Paris: A Story of Adventure Robert Neilson Stephens
- road to Sinharat Leigh Brackett
- Robinson Crusoe Daniel Defoe
- Robinson Crusoe Daniel Defoe
- Robinson Crusoe (Finnish) Daniel Defoe
- Robinson Crusoe Daniel Defoe
- Robinson Crusoe (I/II) (French) Daniel Defoe
- Robinson Crusoe (II/II) (French) Daniel Defoe
- Robinson Crusoe — in Words of One Syllable Daniel Defoe and Lucy Aikin
- Robinson Crusoe in Words of One Syllable Daniel Defoe and Lucy Aikin
- Robinson Crusoe's Reisen, wunderbare Abenteuer und Erlebnisse (German) Daniel Defoe
- Robinson des Alpes (French) Gustave Aimard
- Robinsono Kruso (Esperanto) Daniel Defoe
- Rocketeers Have Shaggy Ears Keith Bennett
- Rogues' Haven Roy Bridges
- rogue's tragedy Bernard Capes
- Romance Island Zona Gale
- Romany Rye George Borrow
- Romany Rye George Borrow