Former Owner
- R. Stora and Company1
- R. Tolentino1
- RR Donnelley1
- Raitenhaslach Cistercian Abbey1
- Ralph Verney, 1st Earl Verney1
- Ramón de Mesonero Romanos1
- Raoul Chandon de Briailles1
- Raoul Léonor Lignerolles1
- Raphael de Mediolano1
- Raul A. Villagran1
- Reginald Cholmondeley1
- Rendell1
- Renzo Rizzi libri antichi1
- René Antoine Thoué1
- René Henry1
- Rev. Frederick Collins Wilson1
- Rev. T. Barnes1
- Ricardo, Conde de Benahavis Heredia1
- Richard Ashurst Bowie1
- Richard Blount1