Title
- Trattato delle proportioni et proportionalità1
- Travels of Marco Polo1
- Treaties1
- Treatise1
- Treatise based on Sūrat al-Nisāʼ, 931
- Treatise on Islamic eschatology1
- Treatise on Sufism1
- Treatise on ancient, alchemical and magical alphabets1
- Treatise on checkers1
- Treatise on chess1
- Treatise on composing letters1
- Treatise on evil deeds1
- Treatise on practical mathematical calculation1
- Treatise on the candelabrum1
- Treatise on the seven deadly sins1
- Treatise on vihāras1
- Treatises on astronomy and arithmetic1
- Treatises on the nobility1
- Trebizond Lectionary1
- Trephologion1