1862-1869 Shaw & Co. 1870-1872 Aldwarke Main Co. 1873-1900 John Brown & Co. 1901-1946 J. Brown &
Publications (2)
- (1920); BGS - Mineral Resources of GB (c1920s) Vol VII - Lignites, Jet, Kimmeridge oil, England and Wales; 132 pages
- Brown, Ivor J. (1995); PDMHS (Peak District Mines Historical Society) 12-5 Sum - Note on the British Society of Mining Students 1876 to 1910, A; 3 pages (12-14)
