- Real property tax--Law and legislation1
- Religious life1
- Rendón y Sarmiento family1
- Rhetoric, Ancient1
- Riddles, Latin1
- Rites and ceremonies1
- Rites and ceremonies in the Bible1
- Roman Civil War (Rome : 49-45 B.C.)1
- Roman capitals (Lettering)1
- Romances1
- Romero family1
- Rosary1
- Rueda family1
- Rueda, Baltasar de, active 1553-15691
- Rueda, Bernardino de, active 1553-15691
- Rueda, Luis de, active 1553-15691
- Rueda, Rodrigo de, active 1553-15691
- Rupert, of Deutz, approximately 1075-11291
- Russia leather bindings1
- Saint-Martin de Plaimpied (Augustinian Monastery)1