Series of bell-pits and openworks on Askrigg Common to the east of Askrigg - Muker road.
1722-1732 Henry Metcalfe 1732-1758 Thomas Metcalfe 1758-1762 Richard Weddell 1762-1782 William Weddell 1774 John Park and George Dinsdale 1799-1829 Lord Grantham 1862-1864 Thomas Mason 1864-1871 Joshua Byers & Son