John of Gaunt
Held the lease to the Bere Ferrers silver mines as one of the Crown's noble lessees after 1349; son of Edward III and one of the most powerful magnates in 14th-century England.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Bere Alston Silver-Lead Mines | Devon | ?–? |
Record created: 31 August 2026 · Last researched: 31 August 2026