Ball Eye Mines - additional information
References
() , Cave Hunting., pp.284-5.,
(1823) , Reliquiae Deluvianae., , London : John Murray
(1970) , Bull. P.D.M.H.S. Vol.4. No.4., pp.289-305. Survey., Peak District Mines Historical Society
(1978) Sough Hydrology of the Wirksworth-Matlock-Youlgreave area, Derbyshire., Unpublished M.Phil thesis, Leicester., pp.89-91. Survey.,
(2001) , Mining History. Bull. P.D.M.H.S. Vol.14. No.6., pp.1-34. Survey., Peak District Mines Historical Society
(2010) , Caves of the Peak District, p. 140, DCA
(2021) A new through trip, Descent 281, p.10. Survey, Wild Places Publishing