1890-1935 George Hargreaves & Co. 1938 Hargreaves Collieries Ltd 1940-1946 George Hargreaves & Co
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Publications (7)
- (1920); BGS - Mineral Resources of GB (c1920s) Vol VII - Lignites, Jet, Kimmeridge oil, England and Wales; 132 pages
- (1920); BGS - Mineral Resources of GB (c1920s) Vols XIV, XV, XVI, XVII, XVIII - Fireclay; Arsenic & Antimony Ores; Refactory Materials, Lead & Zinc of Scotland, Rock-Salt and Brine (5 books); 777 pages
- Nadin, J.; NMRS (1997); British Mining 58 - Coal Mines of East Lancashire; ISBN 0901450 48 0; pp.47,72,135.
- Nadin, Jack; NMRS (1999); British Mining 64 - Coal Mines around Accrington & Blackburn; ISBN 0901450 51 0; pp.69-79,116-118.
- NMRS; British Mining 55 - Memoirs 1995; pp.115,122.
- NMRS; British Mining 63 - Memoirs 1999; pp.6-7,17-18.
- NMRS; Newsletter Aug/2015; pp.18.
