Former Owner
- Thomas Lever1
- Thomas Pennant1
- Thomas Phillipps31
- Thomas Thorpe1
- Thomas Watson1
- Thomas de Grey, 2nd Earl de Grey1
- Tomlinson, Robert1
- Trinity College, Bristol1
- Vicente de Lisboa1
- W. H. Allen & Co.1
- W. J. Gilbert1
- Wesley L. Boomgaarden1
- Wilfrid Voynich1
- Willett Lawrence Adye1
- William Augustus White1
- William Boyle Gourley1
- William Bromley1
- William C. van Antwerp1
- William Cecil, 1st Baron Burghley1
- William Chmurny4