(i) Sir Watkin Williams Wynn of Wynnstay, co. Denbigh, Bart.
(ii) Thomas Jones of Eskirevan, co. Montgomery, esq., William Kingdon of Eastbourne, co. Sussex, esq., Thomas Frid of Southwark, co. Kerry, hop merchant, James Jarrett of London, mine agent, and Edward Jones of Minera, co. Denbigh, miner.
All mines of lead, copper, gold and silver and coal found under a mountain or waste called Rhiwcriafol in Penegoes, co. Montgomery.
Term: 31 years
Rent: 1/10 part of ore raised.