| Date | Short Summary | Role | Witnesses | Source |
|---|---|---|---|---|
| unavailable | Foundation of Trinitarian friary of Houston | Beneficiary | 2/147/1 (Berkeley Castle Muniments, Chr. 437) | |
| 1272 | Confirmation of foundation of Trinitarian friary of Houston | Beneficiary | 2/147/1 (Berkeley Castle Muniments, Chr. 437) |