1742-1745 Mr Freeman 1749 John Birch & George Needham 1750-1751 William Constantine 1752 William Constantine & John Birch 1753-1780 James Morley & John Summers & Co. 1781-1790 John Summers 1769 Widow Hudson 1772-1774 John & James Huds
Publications (3)
- Gill, M.C. & Burt, R.; NMRS (2003); British Mining 72 - Mines of Yorkshire, The; ISBN 0901450 56 1; pp.101,164-166.
- Gill, M.C.; NMRS (1993); British Mining 46 - Grassington Mines, The; ISBN 0901450 39 1; p.71.
- NMRS; British Mining 88 - Memoirs 2009; pp.106-107.
