Hamilton Jenkin, A.K. 1978 Wendron Tin pp.
MJ 1850 p.210
MJ 1872 p.66, 151
MJ 1874 p.548
MJ 1876 p.346.
MJ 1881 p.199
Mining Review 1840 vol. vii p.28
Mining & Smelting Magazine vol. I January 1862 p.48.
Mining & Smelting Magazine II August 1862 p.106.