The file comprises agreements by John Griffith (2) and (3) to grant mining leases for the extraction of lead ores, calk (pitch) and calamine (zinc ore) from land at Llanefydd and Henllan, 1751, 1752, 1771, an account of expenses at Coed Pantwn, 1752, authorisation to Rev. John Price to let part of a mine working in Llanarmon-yn Iâl, 1757, and note of sale of lead ore, 1789.