(i) William Owen of Porkington, co. Salop, esq.
(ii) Richard Richardson of Chester, goldsmith.
Mines of copper, lead, tin, coke and calamine in Llanihangell co. Caernarvon.
Term: 21 years.
Rent: 25s. per ton of lead ore, 12s.6d. per ton of coke and calamine, and 1/8th copper and tin ore.