| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Edward I, king of England (d.1307) | 1274 × 1312 | ||
| Addressee | William March, treasurer of England | thesaurario | treasurer | 1293 × 1293 |
| Addressee | Unknown, barons | baronibus | barons | 1293 × 1293 |