- Rebacking2
- Rebellion (Pisa, Italy : 1494-1509)1
- Recipes2
- Reform Judaism1
- Reformation1
- Regiomontanus, Joannes, 1436-1476. Calendarium1
- Registers (Lists)1
- Regula (Benedict, Saint, Abbot of Monte Cassino)2
- Relations2
- Religious literature, Italian1
- Religious poetry1
- Religious poetry, Italian2
- Requesens family1
- Requesens, Antonio de'2
- Requesens, Berengario de'1
- Requesens, Bernardo de'2
- Requesens, Eleonora de'1
- Requesens, Francesco Benedetto de'1
- Requesens, Francesco de'1
- Requesens, Galcerando de'1