Former Owner
- Sandbergs Bokhandel2
- Thomas Rodd2
- William Bragge2
- William Morris2
- Abbaye de Saint-Alyre1
- Abbaye de Saint-Martin de Tournai1
- Acton Griscom1
- Adam de Campigny1
- Admont Abbey Library1
- Alan G. Thomas1
- Alphonse Labitte1
- Anchin Abbey1
- Antoine Duprat1
- Arthur M. Ellis1
- Baldassarre Boncompagni1
- Beatrice de Fouar1
- Beauvais Cathedral1
- Benetto Spinelli1
- Biblioteca Trivulziana1
- Brian Douglas Stilwell1