Former Owner
- Pius XI1
- Prieuré Saint-Louis de Poissy1
- Prince Augustus Frederick, Duke of Sussex3
- Purchased ca. 2000 from a book dealer.1
- Ralph Thoresby1
- Renzo Rizzi libri antichi1
- Richard Graves1
- Richard Heber2
- Richard Legh1
- Richard Maria Domville1
- Richard Thomas Bateman1
- Richard Wroe1
- Robert Brodhead Honeyman1
- Robert Davies1
- Robert Garrett2
- Robert Hoe III2
- Robert Lehman3
- Robert Wyer1
- Robert de Hangest1
- Royaumont Abbey1