- Rhetoric, Ancient--Study and teaching1
- Rhetoric, Medieval1
- Rhetoric--Study and teaching2
- Rhetorica ad Herennium2
- Ricchi, Raphael Immanuel ben Abraham Ḥai, 1688-17431
- Ricciardi, Taddeo1
- Riddles, Arabic1
- Risaliti, Francesco6
- Rites and ceremonies1
- Rithmomachia (Game)1
- Rodriguez, Ysabel1
- Rodríguez, Sebastián, 1896-19681
- Roman Civil War (Rome : 43-31 B.C.)1
- Roman law2
- Romances3
- Romances, Italian1
- Romances, Latin (Medieval and modern)3
- Romania--Transylvania2
- Romans--Religion1
- Rome (Empire)10