Former Owner
- Frank W. Gunsaulus1
- Frederick Arthur Heygate Lambert1
- George Parker, 2nd Earl of Macclesfield1
- Gerard Meerman1
- Giannalisa Feltrinelli1
- H. Charles Barnston1
- Henry Maxwell, 7th Baron Farnham1
- Henry Probasco1
- Jan Six VII1
- Johan Meerman1
- Johannes Wigg1
- John D. Stanitz1
- Katherine Somerset Wyttenbach Fenwick1
- Leicester Harmsworth1
- Melk Abbey1
- Monasterio de El Paular1
- Otto Vollbehr1
- Pius XI1
- Robert Brodhead Honeyman1
- Santi Giovanni e Paolo1