1855-1865 Lamb, Taylor, & Co. 1870 Maud, Taylor & Co. 1875-1885 J.C. Lamb & Co. 1905-1910 Owners
Publications (3)
- Fairbairn, R.A.; NMRS (2000); British Mining 65 - Allendale, Tynedale & Derwent Lead Mines; ISBN 0901450 52 9; pp.88
- NMRS; Newsletter Aug/1994; pp.5
- Pirt, W.K. & Dodds, J.M.; NMRS (2002); British Mining 70 - Lead Mining in the Derwent Valley; ISBN 0901450 55 3; pp.56
Backworth, B Pit - 19m- Backworth Eccles - 335m
- Backworth Maude - 669m
- Backworth, A Pit - 677m
- Backworth, Prosperous Pit - 687m
- West Holywell - 689m
- Backworth, D Pit - 1,084m
- Earsdon, Grange Pit - 1,084m
- Backworth, E Pit - 1,093m
- Backworth, C Pit - 1,103m
- Earsdon, A Pit - 1,144m
- Earsdon - 1,178m
- East Holywell - 1,295m
- Backworth Fenwick - 1,304m
- Fenwick (a) - 1,316m
- West Holywell - 1,349m
Earsdon, Church Pit - 1,587m- Blue Bell Pit - 1,712m
- Success Pit - 1,874m
