Former Owner
- Jacques Rosenthal1
- Jerónimos Monastery1
- Johan C. Jackson1
- John Bolton1
- John Dare1
- John Frederick Lewis8
- John Read Dore1
- Joseph Barrois1
- Joseph E. Widener1
- Juana I of Castile1
- Julius Hess1
- Karl Wilhelm Hiersemann1
- Laurence Claiborne Witten II2
- Lawrence J. Schoenberg1
- Libreria antiquaria Hoepli2
- Lucien Magne1
- Léon Techener1
- Maggs Bros Ltd1
- Maksymilian Mielzynski1
- Maurice Kann1