Former Owner
- R. Stora and Company1
- Ramsau Monastery1
- Renzo Rizzi libri antichi1
- Robert Forrer1
- Robert Hoe III1
- Robert Lyle1
- Robert de Hangest1
- Rush Hawkins1
- San Cristoforo alla Certosa (Church : Ferrara, Italy)1
- San Francesco1
- Sion Segre Amar1
- Sokol Books Ltd.1
- Sonnyng, John1
- Sonnyng, William1
- Stephen Butler Rare Books & Manuscripts1
- Theodore Parker1
- Thomas Phillipps1
- Thomas Rodd1
- Thomas Wall1
- Thomas Woodward1