These two reports are from 1919 and were found in a house in Thornley during the renovation of some of the houses. They show the accounting of the Hutton Seam and a the other shows an analysis of the Pit as a whole.
Thornley Colliery Hutton Seam 1919
Thornley Colliery No 1 Pit - Analysis of Wages, Cost per Ton and other Particulars 1919
Accident Diagram J Youll 23rd September 1963
Accident Diagram S. O'Brien 30th November 1965
Accident Diagram J. D. Lowther 21st November 1966
Accident Diagram N. Greener 20th February 1967