Former Owner
- Herschel V. Jones1
- Hospital de Jesús Nazareno1
- James Stevens-Cox1
- Johannes Lethe1
- John D. Stanitz1
- Juan Rodriguez1
- Juan de Londono1
- Julius Bisno1
- Lawrence J. Schoenberg1
- Libreria antiquaria Mediolanum1
- Lisa Kiser1
- Louis Lucien Bonaparte1
- Luis Ordoñez1
- Mario Pedro Arata1
- Martin Picker1
- Martin of Aragon1
- Marvin-L. Colker1
- Mayer Sulzberger1
- Michele Amari1
- Monasterio de El Paular1