Former Owner
- Prediger (Schwäbisch Gmünd)1
- Preston A. Perry1
- Québriac family1
- R. F. Pain1
- R. H. Fenn1
- R. Stora and Company1
- RR Donnelley1
- Ramsau Monastery1
- Ramón de Mesonero Romanos1
- Raoul Chandon de Briailles1
- Renzo Rizzi libri antichi1
- Richard Ashurst Bowie1
- Richard Bennett1
- Richard Blount1
- Richard Halter1
- Rinaldo Ridolfini1
- Robert Branthwait1
- Robert Charles Winthrop1
- Robert Forrer1
- Robert Fyncham1