Dines, H.G. The Metalliferous Mining Region of South-West England, Vol. I, p.47.
Dines, H.G. The Metalliferous Mining Region of South-West England addenda and corrigenda, 1988, Vol. II p.xiii.
Hamilton Jenkin, A.K. Mines & Miners of Cornwall vol. viii p.30-31.
See also: Wheal Violet.