Former Owner
- Kenneth J. "Bud" Jennings2
- Konrad von Maurer2
- Leo Olschki2
- Leonardo Lapiccirella2
- Leonello d'Este, Marquis of Ferrara2
- Libreria la Bibliofila2
- Louis César de La Baume Le Blanc2
- Louis de Gruuthuse2
- Ludwig Rosenthal's Antiquariaat2
- Marie-François Duchesne de Beaumanoir2
- Martin Schøyen2
- Mary Lacaita2
- Michele Cavaleri2
- Mikhail Golitsyn2
- Morris H. Morgan2
- Oswald Carl Friedrich von Seilern und Aspang2
- Otto Vollbehr2
- Philip Hofer2
- Phillip J. Pirages Fine Books & Manuscripts2
- Phoebe Hearst2