Former Owner
- Enrico Cernuschi2
- Gabriel Wells2
- Henry John Ball2
- Jacques Rosenthal2
- James Lyell2
- Joachim Guerrinus de Montefegatesio2
- John Brayfield Ball2
- Laurence Claiborne Witten II2
- Leonardo Lapiccirella2
- Michele Cavaleri2
- Paul Sabatier2
- Phillip J. Pirages Fine Books & Manuscripts2
- San Sisto, Piacenza2
- Sandbergs Bokhandel2
- Sydney Edward Lucas2
- William Bragge2
- Acton Griscom1
- Admont Abbey Library1
- Adolphe Lefrancq1
- Alan G. Thomas1