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 Companies  Index  Companies 

Dorman, Long & Co. Ltd.

Registered in 1889

Warning: This is not intended to be an exhaustive history of the company, but an indication of the changes of ownership and the links between companies and directors in those companies. Only collieries, pits etc. in the North of England are shown - the company may own other properties etc. outside this area and there may have been other changes of ownership etc. for which we currently do not have details.

Quick Links

Previous Companies: Bell Bros. Ltd.
 Bolckow, Vaughan & Co. Ltd.
 Carlton Iron Co. Ltd.
 Sir B. Samuelson & Co. Ltd.
Next Company: National Coal Board (N.C.B.)


1923

Company Details

Registered Office: Zetland Road, Middlebrough
Source: The Times Newspaper

Company Directors

Chairman: Dorman, Arthur J., Sir
Directors: Bell, Hugh, Sir
 Bell, Maurice L., Col., C.M.G.
 Byrne, F., Col., C.M.G.
 Cooper, Arthur, Dr.
 Dorman, Arthur
 Dorman, Charles
 Grant, Robert, Jr.
 Head, Charles Arthur
 Johnson, Walter Lyulph
 Mason, J. Francis
 Samuelson, Francis
Secretary: Stubbs, T. D. H., Zetland Road, Middlesbrough
Source: The Times Newspaper

Company Mergers, Acquisitions etc.

Consolidated subsidiary: North Eastern Steel Co. Ltd.
 Bell Bros. Ltd.
 Carlton Iron Co. Ltd.
 Sir B. Samuelson & Co. Ltd.
Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Bowburn  Durham  P. Harle  397  129  
Browney  Durham  N. B. Paddon  485  174  
Carlin How  Carlin How  John Chapman, jr.  –  –  
East Hedley Hope  Tow Law  M. Hedley  11  2  
Hedley Hope  Tow Law  M. Hedley  344  70  
Kilton  Brotton  A. G. Thompson  187  84  
Lady Durham  Sherburn  C. Palmer  1  1  Pumping
Lumpsey  Brotton  John Chapman  22  40  
Mainsforth  Ferryhill  C. Howson  1474  337  
Sherburn Hill  Sherburn  G. H. Hornsby  888  199  
Sherburn House  Sherburn  C. Palmer  884  205  
Skelton  Skelton-in-Cleveland  J. Clement  107  25  Abandoned
Skelton Park  Skelton-in-Cleveland  J. Clement  297  93  
South Brancepeth  Spennymoor  N. B. Paddon  251  116  
Spa Wood  Guisborough  D. R. Brooks  265  171  
Tursdale  Ferryhill  J. Ramsay  555  161  


1924

Company Notes

Registered – November 2, 1889, to take over the business of a firm of same name, manufacturers of iron and steel bars, constructional steel, &c. In April, 1923, the following subsidiary companies were absorbed, viz., Bell Brothers, Ltd., Sir B. Samuelson & Co., Ltd, Carlton Iron Co., Ltd., and North Eastern Steel Co., Ltd. In addition the company owns half-interest in Wade & Dorman, Ltd., Braithwaite & Co., Engineers, Ltd., British Structural Steel Co., Ltd, and Pearson and Dorman, Long, Ltd. The works are situated in and near Middlesbrough and consist of coke ovens and by-product plants, blast furnaces, steel works and constructional shops. The collieries are situate in the southern part of Durham, within a short distance by rail from the ironworks. The ironstone is obtained from mines in the Cleveland District of Yorkshire and in Northamptonshire. The steel works have an output capacity of 900,000 tons finished steel per annum. The coal reserves of the combined properties are estimated at 187,000,000 tons and the iron ore reserves at 53,000,000 tons.

Capital – £8,050,000, in 1,500,000 eight per cent, non-cumulative preferred ordinary shares, 550,000 six per cent cumulative preference shares and 6,000,000 ordinary shares of £1 each; all the eight per cent, preferred and ordinary and 518,056 six per cent, preference shares are issued and fully paid. In May, 1918, 1,500,000 preferred ordinary shares were issued at par, and in March, 1919, 1,500,000 ordinary shares were issued at par. In April, 1920, 3,000,000 ordinary shares were created and issued at par, and in April, 1923, 550,000 six per cent. cumulative preference shares were created and offered to holders of Bell Brothers, Ltd., preference shares on the basis of £110 for £100 held.

Four per cent. First Mortgage Perpetual Debenture Stock – £400,000 issued in April, 1900, at par. In the event of liquidation the stock is to he paid off at the average selling price for the three years preceding the liquidation, but at not less than 105 per cent. The company holds £70,140 of this stock. Interest payable January 1 and July 1.

Five-and-half per cent. First Mortgage Redeemable Debenture Stock – £3,500,000, offered for sale in April, 1923, at 95 per cent., redeemable at par on or before May 1, 1963, by an annual cumulative sinking fund commencing in 1924, and operating by purchase in the market at or below par, plus accrued interest or by annual drawings at par. The company reserves the right to the stock as a whole at 102 per cent., plus accrued interest, on or after May 1, 1943, on not less than three months’ notice. Interest payable May land November 1.

Dividends – The preference dividends are paid to date. Since 1911-12 the following distributions have been made on the ordinary shares :— For 1912-13, 8½ per cent.; 1913-14, 7½ percent.; 1914-15, 13 per cent.; 1915-16, 14 per cent.; 1916-17, 8 per cent. (free of tax) and a bonus of one new share for every 5¼ shares by capitalising £240,406 of the general reserve fund; 1917-18, 14 per cent. (free of tax); 1918-19, 12 per cent. (free of tax), including a bonus of 4 percent.; 1919-20, 10 per cent. (free of tax), including a bonus of 2 per cent.; 1920-21, 5 per cent. (free of tax); 1921-22 and 1922-23, nil.

Accounts – For the year ended September 30. 1923, submitted in Middlesbrough December 21, 1923. there was a profit of £275,454, making with balance forward a sum of £476,627; debenture interest absorbed £88,189, preference dividend £132,771, to general reserve £50,000, directors’ fees £3,000, leaving £202,657 carried forward. Reserve £700,664.

Transfer form, common; fee, 1s. per deed for shares, 2s. 6d. for debenture stock. Voting power, one vote for each ordinary share. The debentures and shares are quoted in the Official List. Latest price, 5½ per cent. debs., 97¾ 6 per cent. pref., 20s. 8 per cent. pref., 20s.; ord.. 14s. 1½d.

Source: Mining Manual & Mining Year Book for 1924


1925

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Bowburn  Durham  P. Harle  535  180  
Browney  Durham  N. B. Paddon  551  170  
East Hedley Hope  Tow Law  M. Hedley  29  10  
Hedley Hope  Tow Law  M. Hedley  341  72  
Kilton  Brotton  A. G. Thompson  8  17  
Lady Durham  Sherburn  J. White  1  1  Pumping
Lumpsey & Carlin How  Brotton  John Chapman  295  92  
Mainsforth  Ferryhill  C. Howson  1780  368  
Sherburn Hill  Sherburn  G. H. Hornsby  1097  222  
Sherburn House  Sherburn  J. White  511  126  
Skelton Park  Skelton-in-Cleveland  J. Clement  245  72  
South Brancepeth  Spennymoor  N. B. Paddon  336  126  
Spa Wood  Guisborough  D. R. Brooks  248  131  
Tursdale  Ferryhill  G. T. Hollingworth  789  204  


1929

Company Mergers, Acquisitions etc.

Amalgamation: Bolckow, Vaughan & Co. Ltd.
Source: 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.


1930

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Auckland Park  Bishop Auckland  G. A. Hawes  80  38  Reopened 4/30
Belmont, Guisborough  Guisborough  M. Hedley  7  –  Idle
Bishop Middleham  Bishop Middleham  P. L. Richardson  –  7  
Bowburn  Durham  P. Harle  580  144  
Browney  Durham  N. B. Paddon  353  118  
Byers Green, Busty  Spennymoor  J. C. Brown  340  64  
Chaloner  Guisborough  T. E. Slater  422  144  Chaloner & eston combined
Dean & Chapter No. 1  Ferryhill  T. E. Rutherford  45  44  Idle since 25/10/30
Dean & Chapter No. 2  Ferryhill  T. E. Rutherford  96  60  Idle since 25/10/30
Dean & Chapter No. 3  Ferryhill  T. E. Rutherford  338  85  Idle since 25/10/30
Eston  Eston  T. E. Slater  422  144  Chaloner & eston combined
Kilton  Brotton  A. G. Thompson  64  36  Standing
Lady Durham  Sherburn  D. R. Brooks  1  1  Pumping
Leasingthorne  Bishop Auckland  W. H. Forgan  1280  257  
Long Acres & North Skelton  Skelton-in-Cleveland  J. R. Tomlinson  352  63  
Lumpsey & Carlin How  Brotton  John Chapman  364  92  
Mainsforth  Ferryhill  L. Watson  1608  423  
Sherburn Hill  Sherburn  W. H. Atkinson  1136  256  
Sherburn House  Sherburn  D. R. Brooks  284  49  
Skelton Park  Skelton-in-Cleveland  J. Clement  257  78  
South Brancepeth  Spennymoor  N. B. Paddon  136  57  
South Skelton  Skelton-in-Cleveland  A. G. Thompson  235  43  
Spa Wood  Guisborough  M. Hedley  418  142  
Tursdale  Ferryhill  G. T. Hollingworth  647  126  
Westerton  Ferryhill  J. G. James  311  46  
Westerton, North Hutton Drift  Bishop Auckland  J. G. James  –  –  


1931

Links to other areas of this site

1931, July  Article from The Colliery Engineer about Mainsforth Colliery


1933

Company Details

Registered Office: Middlesbrough, Yorks.
Seams Worked: Five Quarter, Main Coal, Low Main, Hutton, Harvey, Busty, Beaumont, Brockwell
Power Used: Electric and Steam
Annual Output:  3,350,000 tons
Class of Coal: Coking, Gas, Household, Manufacturing, Steam
Other Minerals Worked: Fireclay
Other Information: Coke Ovens and By-Products Works at: Dean and Chapter Colliery ; Clarence Iron Works, Midlesbrough ; Acklam Iron and Steel Works ; Newport Ironworks ; Redcar Iron & Steel Works. Ironstone Mines in Cleveland
Source: 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Company Directors

Chairman: Mitchell, Charles, 55 Broadway, Westminster, S.W.1
Deputy Chairman: Kitson, R. D., Hon. , D.S.O., M.C., 3 Victoria Street, Westminster, S.W.1
Vice Chairman: Dorman, Arthur, Kirklevington Grange, Yarm, Yorks.
Managing Director: Ennis, Lawrence, 55 Broadway, Westminster, S.W.1
Directors: Bell, Maurice L., Sir, Bart, Col., C.M.G., Mount Grace Priory, Northallerton, Yorks.
 Dalziel, Charles L., 80 Lombard Street, E.C.
 Ennis, Lawrence, 55 Broadway, Westminster, S.W.1
 Johnson, Ivor L., Langton Hall, Northallerton, Yorks.
 Johnson, Walter L., Arncliffe Hall, Northallerton, Yorks.
 Kitson, R. D., Hon. , D.S.O., M.C., 3 Victoria Street, Westminster, S.W.1
 McLaren, H. D., Hon. , C.B.E., 38 South Street, Mayfair, London, W.!.
 Mitchell, Charles, 55 Broadway, Westminster, S.W.1
 Peat, James B., Park End, Ormesby, Middlesbrough, Yorks.
 Samuelson, Franics, Brockenbrough Hall, Thirsk
 Walmsley, Ben, C.B.E., 55 Broadway, Westminster, S.W.1
Vice Chairman: Dorman, Arthur, Kirklevington Grange, Yarm, Yorks.
Chief Engineer: Robson, R. W.
Chief Agent: Howson, C.
Source: 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.


1934

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Auckland Park  Bishop Auckland  H. F. Wilson  128  52  
Bowburn (inc. Tursdale)  Durham  P. L. Richardson  1716  360  
Browney  Durham  N. B. Paddon  605  150  
Chaloner  Eston  M. Hedley  335  123  inc. Eston
Chilton Nos. 1 & 2  Ferryhill  F. W. Fry  156  114  
Dean & Chapter No. 1  Ferryhill  W. H. Morgan  517  158  
Dean & Chapter No. 2  Ferryhill  W. H. Morgan  804  254  
Dean & Chapter No. 3  Ferryhill  W. H. Morgan  374  95  
Eldon  Bishop Auckland  H. F. Wilson  1  2  Pumping
Eston  Eston  M. Hedley  –  –  inc. in Chaloner
Healeyfield  Castleside    23  12  
Kilton  Brotton  J. R. Tomlinson  –  3  Standing
Lady Durham  Sherburn  J. C. Brown  1  1  Pumping
Leasingthorne  Bishop Auckland  H. C. Tomlinson  700  92  
Long Acres & North Skelton  Skelton-in-Cleveland  T. E. Slater  546  88  
Lumpsey & Carlin Howe  Brotton  J. R. Tomlinson  338  71  
Mainsforth (inc. Bishop Middleham)  Ferryhill  L. Watson  1673  446  
Sherburn Hill  Sherburn  J. C. Brown  925  206  
Sherburn House  Sherburn  W. G. Grace  2  4  Discontinued 5/31
Skelton Park  Skelton-in-Cleveland  J. Clement  257  76  
South Skelton  Skelton-in-Cleveland  J. Clement  5  14  Standing
Spa Wood  Guisborough  M. Hedley  44  24  Abandoned 4/34


1938

Company Mergers, Acquisitions etc.

Acquisition: The Bowesfield Steel Co. Ltd.
Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.


1939

Company Mergers, Acquisitions etc.

Acquisition: The Upton Colliery Co. Ltd.
Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.


1940

Company Details

Registered Office: Middlesbrough, Yorks.
Seams Worked: Five Quarter, Main Coal, Low Main, Hutton, Harvey, Busty, Brockwell, Tilley, Barnsley, Beamshaw
Power Used: Electric and Steam
Annual Output:  5,000,000 tons
Class of Coal: Bunker, Coking, Gas, Household, Manufacturing, Steam
Other Minerals Worked: Fireclay
Other Information: Coke Ovens and By-Products Works at: Cleveland Works, Grangetown ; Acklam Iron and Steel Works ; Newport Iron-works ; Redcar Iron & Stell Works ; Chilton Colliery. Ironstone mines in Cleveland. Brickworks at Newfield, Leasingthorne, Upton.
Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Company Directors

Chairman: Greenwood, The Rt. Hon. Viscount, P.C., K.C., 2 Grays Inn Square, W.C.1
Deputy Chairman: Hunter, E., Howden Gate, Northallerton, Yorks.
Managing Director: Hunter, E., Howden Gate, Northallerton, Yorks.
Directors: Bell, Maurice L., Sir, Bart, Col., C.M.G., Mount Grace Priory, Northallerton, Yorks.
 Davidson, The Rt. Hon. Viscount, P.C., G.C.V.O., C.H., C.B., 16 Gt. College Street, S.W.1
 Dorman, Arthur, Kirklevington Grange, Yarm, Yorks.
 Greenwood, The Rt. Hon. Viscount, P.C., K.C., 2 Grays Inn Square, W.C.1
 Hunter, E., Howden Gate, Northallerton, Yorks.
 Peat, J. B., Park End, Ormesby, Middlesbrough, Yorks.
 Stitt, J. D., 4 Blackheath Park, Blackheath, S.E.3
 Towler, E. W., The Pastures, Tong Village, near Bradford
Chief Technical Engineer: Judge, E. T.
Colliery Engineer: Robson, R. W.
Secretary: Capes, R. S. H.
Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Company Notes

In 1923 Dorman, Long & Co., by the consolidation of their subsidiary companies, took over the entire properties and plant of Bell Bros., Ltd., The North Eastern Steel Co. Ltd., and Sir B. Samuelson & Co. Ltd., of Middlesbrough, and The Carlton Iron Co. Ltd., Ferryhill, Co. Durham. In 1929 Dorman, Long & Co. Ltd., amalgamated with Bolckow, Vaughan & Co. Ltd., and the output capacity of the combined undertaking is now 1,750,000 tons of finished steel per annum. Acquired the undertakings of the Bowesfield Steel Co. Ltd., in 1938 and The Upton Colliery Co. Ltd., in 1939.

Source: 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Auckland Park  Bishop Auckland  H. L. Wilson  318  –  
Bowburn (inc. Tursdale)    J. P. Hall  2358  –  
Chilton    T. H. F. Adams  969  –  
Dean & Chapter  Ferryhill  H. C. Tomlinson  2978  –  
Mainsforth  Ferryhill  L. Watson  2249  –  
Newfield [Willington]  Spennymoor  H. L. Wilson  37  –  
Sherburn Hill  Littletown  W. L. Lowson  1170  –  
Westerton  Bishop Auckland  H. L. Wilson  –  –  Standing


1945

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Auckland Park  Bishop Auckland    3  14  Pumping station
Bowburn (inc. Tursdale)  Durham  T. H. F. Adams  1878  346  
Chilton Nos. 1 & 2  Ferryhill  G. Hird  1089  262  
Dean & Chapter No. 1  Ferryhill  J. C. Brown  752  245  
Dean & Chapter No. 2  Ferryhill  J. C. Brown  465  149  
Dean & Chapter No. 3  Ferryhill  J. C. Brown  545  157  
Eldon  Bishop Auckland    2  2  Pumping
Eston  Eston    103  44  
Kilton  Brotton    144  41  
Lady Durham  Sherburn  W. L. Lowson  1  1  Pumping
Leasingthorne  Bishop Auckland  E. Fletcher  777  157  
Long Acres  Skelton-in-Cleveland    93  13  
Lumpsey  Brotton    300  63  
Mainsforth (inc. Bishop Middleham)  Ferryhill  L. Watson  1613  441  
Newfield [Willington]  Durham  E. Fletcher  28  8  
North Skelton  Skelton-in-Cleveland    428  117  
Sherburn Hill  Sherburn  W. L. Lowson  861  232  
South Skelton  Skelton-in-Cleveland    358  86  


1947 - at the time of Nationalisation

Company Details

Registered Office: Middlesbrough, Yorkshire
Source: 1947 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.

Company Directors

Chairman: Greenwood, Rt. Hon. The Viscount, P.C., 52 Grosvenor Gardens, S.W.1
Deputy Chairman: Hunter, E., Howden Gate, Northallerton, Yorkshire
Managing Director: Hunter, E., Howden Gate, Northallerton, Yorkshire
Directors: Brooks, D. R., North Farm, Mainsforth, Ferryhill
 Byng, G. West, "Chards," Marske Mill Lane, Saltburn-by-Sea
 Davidson, Rt. Hon. The Viscount, P.C., G.C.V.O., C.H. C.B., Norcott Court, Northchurch, Berkhamstead
 Dorman, Arthur, Kirklevington Grange, Yarm, Yorkshire
 Greenwood, Rt. Hon. The Viscount, P.C., 52 Grosvenor Gardens, S.W.1
 Hunter, E., Howden Gate, Northallerton, Yorkshire
 MacLeod, A., 17 The Crescent, Linthorpe, Middlesbrough
 Millar, J. A., "Prestonville," Farm Road, eaglescliffe, Co. Durham
 Osborne, J. N., 38 Victoria Street, Oatlands, Johannesburgh
 Peat, J. B., Park End, Ormesby, Middlesbrough, Yorkshire
 Stitt, J. D., 4 Blackheath Park, S.E.3
 Towler, E. W., Stowey Farm, Timberscombe, Minehead, Som.
Secretary: Capes, R. S. H.
Chief Technical Engineer: Judge, E. T.
Colliery Engineer: Watson, S.
Source: 1947 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.


1950

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Eston  Eston  W. J. Hickman  53  33  Abandoned 9/49
Kilton  Brotton  J. C. Dack  113  56  
Long Acres  Skelton-in-Cleveland  T. E. Slater  66  10  
Lumpsey  Brotton  G. A. Miller  215  60  
Newfield [Willington]  Willington  J. Smillie  35  6  
North Skelton  Skelton-in-Cleveland  T. E. Slater  293  91  
South Skelton  Skelton-in-Cleveland  J. Clement  275  89  


1955

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Newfield [Willington]    J. Smillie  32  5  


1959

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Newfield Drift [Willington]    J. Smillie  32  5  


1960

Collieries/Mines Owned

Employees
Name of Mine  Locality  Manager  Under Above
 ground  ground
Newfield Drift [Willington]    J. Smillie  32  5  


Sources
  • The Times Newspaper
  • 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1923 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • Mining Manual & Mining Year Book for 1924
  • 1925 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1930 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1933 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1934 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1940 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1940 Colliery Year Book and Coal Trades Directory published by Louis Cassier Co. Ltd.
  • 1945 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1947 Colliery Year Book and Coal Trades Directory. Published by The Louis Cassier Co. Ltd., from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1950 List of Mines - Government report from the Mines Department, from a copy held in the Scottish Mining Museum, Newtongrange, Midlothian.
  • 1955 Guide to the Coalfields published by the Colliery Guardian
  • 1959 Guide to the Coalfields published by the Colliery Guardian
  • 1960 Guide to the Coalfields published by the Colliery Guardian

Further Reading
  • The Coal Mining and Ironstone Mining Properties of Dorman Long, published by Peter Tuffs

Further Research

  Research Notes for Dorman, Long & Co. Ltd.

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