Former Owner
- Omaha Public Library1
- Paolo Giovio1
- Paul Gottschalk1
- Paul Sabatier1
- Pauline Fore Moffitt1
- Philippe II de Croÿ1
- Phoebe Hearst1
- Pietro Millini1
- Rafael Gomes1
- Raoul Chandon de Briailles1
- Richard Priestley1
- Santa Maria di Rosate1
- Sion Segre Amar1
- Stefano Scarella1
- Strozzi family1
- Thomas FitzRoy Phillipps Fenwick1
- Thomas Syddell1
- Tommaso Compeggio1
- William Ely1
- William H. Schab1