Former Owner
- Ralph Thoresby1
- Ralph Verney, 1st Earl Verney1
- Ramsau Monastery1
- Raoul Chandon de Briailles1
- Raoul Léonor Lignerolles1
- Raphael Nathan Nata Rabinowitz1
- Raphael de Mediolano1
- Reading Abbey1
- Reiss & Son1
- Renzo Rizzi libri antichi1
- René Antoine Thoué1
- René Henry1
- Rev. Frederick Collins Wilson1
- Ricardo, Conde de Benahavis Heredia1
- Richard Ashurst Bowie1
- Richard Blount1
- Richard Farmer1
- Richard Halter1
- Richard Hooker1
- Richard Legh1