(i) Sir Walter Buchanan Riddel, Baronet, receiver of the estates of the late Hon. T.E. M. Ll. Mostyn.
(ii) John Brittain of Holywell, co. Flint, confectioner, Luther Jones of Holywell, accountant, William Jones of Holywell, innkeeper, and Robert Williams of Brynford, co. Flint, butcher.
All mines of lead, copper or other metallic minerals on or under lands called Bryn-y-odyn and part of the wood adjoining in Llanrhos, co. Caernarvon. Plan endorsed.
Term: 10 years.
Royalty: 1s. per ton or 5s. in the first year and £10 p.a. thereafter.