Former Owner
- Thomas Mostyn1
- Thomas Pearson1
- Thomas Rawlinson1
- Thomas Shadford Walker1
- Thomas Windus1
- Timothy Neve1
- Turner Macan1
- Typographic Library and Museum1
- Vincenzo Malacarne1
- Walter Ambrose Heath Harding1
- William Beckford1
- William Cecil, 1st Baron Burghley1
- William Gonstone1
- William Hayley1
- William Herbert1
- William Horatio Crawford1
- William Lambarde1
- William Pownall1
- William Taylor Scheide1
- William Thynne1