(i) Sir Richard Grosvenor of Eaton, co. Chester, baronet.
(ii) Thomas Pilkington of Bristop Park, parish of Ashby de la Zouch, co. Leicester, gent.
Mines of lead ore in a piece of ground on the mountain or waste ground in Llanverras [Llanferres], co. Denbigh (map attached).
Term: 21 years.
Royalty; 25s. per ton of lead ore, boose and smythom.