Former Owner
- Renzo Rizzi libri antichi1
- Richard Graves1
- Richard Legh1
- Richard Maria Domville1
- Richard Wroe1
- Robert Brodhead Honeyman1
- Robert Davies1
- Robert Wyer1
- Robert de Hangest1
- Royaumont Abbey1
- Rudolph B. Gottfried1
- San Giorgio Monastery1
- San Pietro Apostolo1
- Sant Pere de Rodes1
- Santi Giovanni e Paolo1
- Sarrià Capuchins1
- Sebastianus Severus1
- Sephan de Perusio1
- Seymour Stocker Kirkup1
- Silas W. Howland1