| Description | 28. items. Copy leases, assignments and other papers relating to lead mines, the lot and cope within the Soke and Wapentake of Wirksworth, part of the Duchy of Lancaster, and the Barmastership of Wirksworth, including papers relating to case between the owners of Cromford Sough and the Ratchwood Mine, Wirksworth, 1756-1825, and accounts for Blithe Forefield Mine, 1791-1811, and Alport Mines, 1839-1841 |