- 1914-1925 Buttermere Green Slate Co. Ltd
- 1927-1950 Buttermere Green Slate Quarries Ltd
- 1981 Buttermere & Westmorland Green Slate Quarries Ltd
External Links
Publications (4)
- (1987); CATMHS - Trip Report 18 10 - Honister; 4 pages
- (1988); CATMHS - Trip Report 07 08 - Honister Slate Mine; 3 pages
- (1990); CATMHS - Trip Report 07 01 - Honister Slate Mine; 2 pages
- Adams, John (2nd Ed 1995); Mines of the Lake District Fells; pp. 62-66