Title
- Tractatus de causis1
- Tractatus de censuris ecclesiasticis1
- Tractatus de confessione1
- Tractatus de preparatione ad missas domini seraphici1
- Tractatus de tribus orbis partibus1
- Tractatus de virtutibus1
- Tractatus moralis de virtutibus1
- Tragedies1
- Transaction1
- Transcript of emancipation1
- Trattato dei sette vizi capitali1
- Trattato delle proportioni et proportionalità1
- Travel writings2
- Travels of Marco Polo1
- Travels of Sir John Mandeville2
- Treatise on astrolabes1
- Treatise on evil deeds1
- Treatise on forest law1
- Treatise on marriage1
- Treatise on poverty1