Former Owner
- Stephan Rosinus1
- Stephen Penny1
- Stevens Henry Newton1
- Swarthmore College1
- Süleyman Çelebi1
- Sītārāma1
- Theodore Parker1
- Theresa Enriquez1
- Thomas Bernardinus Braccioli1
- Thomas Conolly1
- Thomas FitzRoy Phillipps Fenwick1
- Thomas Gage1
- Thomas Gibson-Carmichael, 1st Baron Carmichael1
- Thomas Posthumous Hoby1
- Thomas Rawlinson1
- Thomas Smith1
- Thomas Warde1
- Tommaso de Luca1
- Tongerlo Abbey1
- Typographic Library and Museum1