London Gazette 1910 p.1431.
The Mining Manual 1911 by Walter R. Skinner p.836.
Records of London and Westcountry Chamber of Mines Vol. 1 1901-1903 p.109, 111, 152.
Records of London and Westcountry Chamber of Mines Vol. II 1904-1908 p.94, 97.
Or: Minerals Research Syndicate Ltd
See also: Uranium Mine.