Title
- Treatise on ancient, alchemical and magical alphabets1
- Treatise on apples1
- Treatise on astrolabes6
- Treatise on checkers1
- Treatise on chess1
- Treatise on composing letters1
- Treatise on evil deeds1
- Treatise on forest law1
- Treatise on marriage1
- Treatise on poverty1
- Treatise on practical mathematical calculation1
- Treatise on prayer11
- Treatise on the Decalogue1
- Treatise on the Roman court1
- Treatise on the almucantar quadrant1
- Treatise on the authority of vicars1
- Treatise on the candelabrum2
- Treatise on the limpieza de sangre statutes1
- Treatise on the seven deadly sins1
- Treatise on vihāras1