Ebbs, Cris (2009); Lead Mining at Eryrys & Llanarmon; 17 pages
Foster-Smith, J. R. (1972). The Non-Ferrous Mines of Wales Part 2, Denbighshire. N.C.M.R.S Occasional Publications No.5. Northern Cavern & Mine Research Society; pp.22-24.
NMRS; British Mining 45 - Memoirs 1992; pp.32-36.
NMRS; Newsletter Feb/1992; pp.9.
Smith, Bernard (1921); BGS - Mineral Resources of GB (c1920s) Vol XIX - Lead and Zinc: in Carboniferous of North Wales; 169 pages
