- Religious poetry, English2
- Roman law2
- Romances2
- Romances, Latin (Medieval and modern)2
- Romania--Transylvania2
- Savelli, Troilo, -15922
- Savonarola, Girolamo, 1452-14982
- Science2
- Sententiarum libri IV (Peter Lombard, Bishop of Paris)2
- Sermons, Italian2
- Service books (Music)--Catholic Church2
- Sonnets2
- Switzerland2
- Tables2
- Ten commandments2
- Teutonic Knights2
- Textile industry2
- Trinity2
- Truchsess von Waldburg, Gebhard, Archbishop and Elector of Cologne, 1547-16012
- Turkey--Troy (Extinct city)2