INDUSTRIES 



In this year Mr. John Daglish, general manager 

 of Earl Vane's Collieries, organized a system of 

 voluntary inspection by some of the workmen 

 at the pits under his charge, a system that was 

 rendered compulsory afterwards by the Act of 

 1887. 



1 868. Sinking Taylor Pit, Hamsteels 

 Colliery, from the surface to the Brockwell Seam. 



The John Pit, New Copley Colliery, was 

 sunk from the surface to the Brockwell Seam. 



Bewicke Main Colliery upcast shaft sunk from 

 the surface to the Hutton Seam, February. 



New winning sunk at Dipton Colliery from 

 the surface to the Brass Thill Seam. 



Staple sunk at Hill Top Farm, near Tow 

 Law, proving the Three Quarter and other Seams 

 to Five Quarter Seam. 



The North Pit, Pelton Colliery, sunk from the 

 surface to the Busty Seam. 



1869. Rush Pit, Old Etherley Colliery, 

 was sunk from the surface to the Harvey Seam. 



Wheatley Hill Colliery was sunk from the 

 surface to the Busty Seam. 



Boldon Colliery sunk below the Hutton down 

 to the Beaumont Seam. 



Brandon Colliery sunk from the Hutton down 

 to the Main Coal Seam. 



The upcast shaft at Cocken Colliery was sunk 

 from the surface to the Low Main Seam. 



Commenced to sink the No. I shaft at Silks- 

 worth Colliery, 16 August ; reached the Hutton 

 Seam and finished sinking operations on 13 Jan- 

 uary, 1873. 



The Weardale Iron Company commenced to 

 sink the Tudhoe Grange Colliery on 5 May ; 

 reached the Brockwell Seam and finished sinking 

 operations on 2 September, 1870. 



1870. The quarries at Frosterley, working 

 the Great Limestone, had a face of 17 fathoms' 

 depth under a baring of 5 fathoms. 



A staple was sunk from the Low Main to the 

 Hutton Seam at Edmondsley Colliery. 



Commenced on 20 April to sink the Engineer 

 Pit (12 ft. in diameter) at North Brancepeth 

 or Littleburn Colliery from the surface to the 

 Busty Seam. 



Boring operations from the surface were in pro- 

 gress in the vicinity of Etherley Dene. 



Sunk the Epplcton New Winning from the 

 surface to the Hutton Seam. 



Sunk Broompark Colliery from the surface to 

 the Victoria Seam. 



Boring operations from the surface were in 

 progress at Ushaw Moor, proving the Brockwell 

 Seam. 



Commenced to sink from the surface the C 

 Pit, South Tanfield Colliery ; reached the Main 

 Coal or Hutton Seam on 22 July, 1871. 



Carr House Pit, Crook Hall Colliery, sunk 

 from the surface to the Busty Seam. 



A holing was made in the Main Coal Seam 

 between Thornley and Wheatley Hill Collieries. 



1871. Boring operations from the surface in 

 operation at Woodhouse, near Swalwell. 



Commenced to sink the Merchant Pit, North 

 Brancepeth New Winning, 31 March ; a loft, 

 shaft put down from the surface to the Hutton 

 Seam. 



The Busty Bank Air Shaft, Urpeth Colliery, 

 was sunk from the surface to the Busty Bank 

 Seam. 



1872. No. 2 shaft, Florence Pit, Kepier 

 Colliery, was sunk from the surface to the Busty 

 Seam. 



The Pelton New Winning, Newfield, was 

 commenced and sunk from the surface to the 

 Busty Seam. 



Cowen's Pit, Blaydon Burn Colliery, was sunk 

 from the surface to the Brockwell Seam. 



Witton Pit, Charlaw Colliery, was sunk from 

 the Hutton to the Busty Seam. 



No. I shaft, Chilton Colliery, was commenced 

 on 29 February, and sunk to the Main Coal 

 Seam. 



A series of borings was put down from the 

 surface on the Holmside Royalty, proving the 

 Hutton Seam and upper coals, and another series 

 of bore-holes in the vicinity of Woodlands 

 Colliery, proving the Brockwell Seam. 



Boring operations from the surface were also in 

 progress in the vicinity of Crake Scar Colliery, 

 Cockfield, and others by Coulson on the Winston 

 estate, proving a coal seam 30 in. thick, lying 

 just above the Gannister Beds. 



The thickness of the Magnesian Limestone 

 worked at the Stanhope Quarry was 60 ft. with a 

 baring of 10 ft., and of that worked at the Raisby 

 Hill Quarry was 10 fathoms, with a baring of 8 ft. 



Commenced to sink the New Pit, Trimdon 

 Grange Colliery, from the surface to the Busty 

 Seam. 



East Howie Colliery commenced to sink and 

 was put down to the Brockwell Seam. 



In this year there were seventeen Guibal 

 ventilators at work in South Durham alone. 

 Air compressing plant was erected at Ryhope and 

 at North Helton Collieries for working under- 

 ground machinery, coal-cutters, &c. 



1873. A bore-hole was put down below the 

 thill of the Hutton Seam, Kettledrum Pit, West 

 Stanley Colliery, to the Busty Bank Seam. 



Inkermann Colliery, Dan's Castle Royalty, was 

 sunk from the surface to the Main Coal or 

 Brockwell Seam, and the Oswald Pit, Holmside 

 Royalty, was sunk from the surface to the Hutton 

 Seam. 



Commenced on 7 October to sink the upcast 

 shaft at the Lady Durham Pit, Sherburn Colliery, 

 from the surface to the Hutton Scam. 



Commenced on 29 May to put a diamond 

 boring down on the Elstob estate for the earl of 



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