Former Owner
- Nathaniel Sherman Bouton1
- Nettie Goldsmith Naumburg1
- Norman H. Strouse1
- Otto Ege1
- Paolo Vimercati Sozzi1
- Paul Joseph Sachs1
- Paul Riant1
- Paul Sabatier1
- Petrus Molitor1
- Philip Hofer1
- Pietro Odescalchi1
- R. F. Pain1
- Raoul Léonor Lignerolles1
- Renzo Rizzi libri antichi1
- Robert Charles Winthrop1
- Robert Forrer1
- Rolls1
- Rudolf Busch1
- San Cristoforo alla Certosa (Church : Ferrara, Italy)1
- San Sebastiano, Verona1