(i) Richard, Lord Grosvenor, Baron Grosvenor of Eaton, co. Chester.
(ii) Roger Roberts of Dymerchion, co. Flint, gent.
Mines of lead ore in land at Onnen Asaph in the township of Maeneva, parish of Dymerchion, containing twenty-one mears of ground on one side and sixteen mears in length on the other side, and from eight to six mears of ground in breadth (map attached).
Term: 21 years.
Royalty: 25s. per ton of lead ore, boose and smythom.