Former Owner
- Thomas Noel-Hill, 8th Baron Berwick1
- Thomas Richardson1
- Thomas Syddell1
- Tobin Anderson1
- Ulrico Hoepli1
- Vatican Library1
- Vincenzo Malacarne1
- Vincenzo Paolino Missinisi1
- Virginia Brown1
- W. H. R. Blacking1
- Walter T. Wallace1
- Walter Thomas Wallace1
- Walter van Wijk1
- Wasservas1
- Wesley L. Boomgaarden1
- William Augustus White1
- William Cumming Wilde1
- William Douglas-Hamilton, 12th Duke of Hamilton1
- William E. S. (William Edward Seaver) Whitman1
- William Ely1