Former Owner
- Paul Louis Feiss1
- Paul Sabatier1
- Peter Ludwig1
- Petrus Hofstede1
- Philip Kerr, 11th Marquess of Lothian1
- Pius XI1
- Québriac family1
- Rudolf Busch1
- San Cristoforo alla Certosa (Church : Ferrara, Italy)1
- Thomas Appleby1
- Thomas Gage1
- Van Dalem1
- Vittorio Forti1
- Wentworth Woodhouse1
- William Bragge1
- William Draper1
- William Ely1
- William H. Schab1
- William Horatio Crawford1
- William Loring Andrews1