(i) Rt. Hon. Richard, Earl Grosvenor, Viscount Belgrave, Baron Grosvenor of Eaton, co. Chester.
(ii) Robert Williams of Ruthin, co. Denbigh, tanner, and John Williams of Trimley, parish of Hope, co. Flint, yeoman.
Mines of lead ore, boose, smythom and calamine in sixteen meers of ground in length and four in breadth in Llanferras [Llanferres] (map endorsed, showing tail of Strawberry Level).
Term: 21 years.
Royalty: 30s. per ton of lead ore, boose and smythom, and 20s. per ton of calamine.