Former Owner
- Hugo Philipp Waldbott-Bassenheim1
- James C. Byrne1
- James K. Moffitt1
- Johann Heinrich van Ess1
- John B. Stetson Jr.1
- Joseph Pope1
- Katherine Somerset Wyttenbach Fenwick1
- Lambach Abbey1
- Lawrence J. Schoenberg1
- Lucien Gougy1
- Novalesa Abbey1
- Orlandus de Fatiis1
- Paul de Berthou1
- Pettini Libraria di Antonio Pettini1
- Reading Abbey1
- Richard Farmer1
- Robert Garrett1
- Rosamond B. Loring1
- Sam Fogg Rare Books & Manuscripts1
- Seymour de Ricci1