References
(1910), , Derbys. Arch. Jour. No.32., p.141-146.,
(1910), , Derbys. Arch. Jour. No.32., pp.147-151.,
(1957), , Derbys. Arch. Jour. No.77., pp.55-56.,
(1974), , Archaeology in the Peak District., pp.12 & 62.,
(1975), , Trans. B.C.R.A. Vol.2. No.1., p.8., British Cave Research Association
(2010), , Caves of the Peak District, p. 308, DCA