Former Owner
- Mayer Sulzberger1
- Morris Jastrow, Jr.1
- Nathaniel Dunbar1
- Nicholas Bacon1
- Novalesa Abbey1
- Otto Ege1
- Paul Grinke1
- Paul Sabatier1
- Pettini Libraria di Antonio Pettini1
- Philip Kerr, 11th Marquess of Lothian1
- Pierre Tassel1
- Pietro Bembo1
- Pietro Civaleri1
- Ramón de Mesonero Romanos1
- Raoul Chandon de Briailles1
- Raymond Oliver1
- Reading Abbey1
- René Henry1
- Richard Heber1
- Richard Nykke1