Former Owner
- Petrus Hofstede1
- Petrus Jensenius1
- Petrus Ysermans1
- Philadelphia Rare Books & Manuscripts Company1
- Philip Hofer1
- Philip Hurd1
- Philip Jacob Grangier1
- Philip Kerr, 11th Marquess of Lothian1
- Philip van Alfen1
- Philippe Hurault de Cheverny1
- Philippe de Béthune1
- Pierre Gélis-Didot1
- Pierre Picard le Jeune1
- Pius XI1
- Québriac family1
- R. A. Godwin-Austen1
- Rendell1
- René Antoine Thoué1
- Rev. Frederick Collins Wilson1
- Ricardo, Conde de Benahavis Heredia1