Former Owner
- Pierre Gélis-Didot1
- Pierre Pithou1
- Pierre de La Vacherie1
- Preston A. Perry1
- Prince Augustus Frederick, Duke of Sussex1
- Pîrîzâde, Sayyid ʻAbd Allāh, Shaykh al-Islām1
- Ralph Thoresby1
- Raphael de Mediolano1
- René Antoine Thoué1
- René Henry1
- Richard Hooker1
- Richard Sackville1
- Robert H. Sayre1
- Royaumont Abbey1
- Rush Hawkins1
- S. S. Conant1
- Sabin1
- Samuel Frederick Houston1
- Samuel William Ogg, Major-General1
- Samuel Wix1