Access
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References
,, , Eldon P.C. N/L Vol.5 No.4., pp.11-12., Eldon Pothole Club
(1963), , , ,
(1964), , Eldon P.C. N/L Vol.5. No.10/11., p.64. Survey., Eldon Pothole Club
(2010), , Caves of the Peak District, p. 70, DCA