Former Owner
- Raoul Chandon de Briailles1
- Renzo Rizzi libri antichi1
- Richard Priestley1
- Robert Forrer1
- Robert Hoe III2
- Robert Lyle1
- Robert de Hangest1
- Rudolf Busch1
- Rush Hawkins1
- Saint-Amand Abbey1
- Saluti, Tomasso, active 20th century1
- Samuel Petit1
- San Barnaba Church1
- San Cristoforo alla Certosa (Church : Ferrara, Italy)1
- San Francesco1
- San Sisto, Piacenza2
- Sandbergs Bokhandel2
- Sion Segre Amar1
- Sokol Books Ltd.1
- Sonnyng, John1