Former Owner
- Sir Thomas Brooke, 1st Baronet1
- Sir William Henry Ingilby, 4th Bt.1
- Skinner Poulin1
- Stiftsbibliothek Kremsmünster1
- Tammaro De Marinis1
- Thomas Alkusei1
- Thomas Appleby1
- Thomas Chomley1
- Thomas FitzRoy Phillipps Fenwick1
- Thomas G. Bergin1
- Thomas Stonor, 3rd Baron Camoys1
- Thomas Syddell1
- Thomas Thomson1
- Thomas de Grey, 2nd Earl de Grey1
- Timothy Cutler1
- Tommaso Compeggio1
- Ulrich Fugger1
- Vatican Library1
- Veit Engelhard Holtzschuher1
- Veit Georg Holtzschuher1