Piece
The patterns of labour wastage at two collieries in South Wales. Missing at transfer...
Catalogue reference: COAL 101/160
Date: 1957 Apr 01 - 1957 Apr 30
Missing at transfer - see COAL 101/161
Item
Catalogue reference: COAL 101/496/4
This record is about the Use of the winter ventilation network program by North-East Area ventilation branch dating from 1983 Jul 01 - 1983 Jul 31 in the series National Coal Board and British Coal Corporation: Operational Research Executive.... It is held at The National Archives, Kew.
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Use of the winter ventilation network program by North-East Area ventilation branch
COAL 101
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Records created or inherited by the National Coal Board, and of related bodies
National Coal Board and British Coal Corporation: Operational Research Executive...
Operational Research Executive Reports: OR 620/83/1 - OR 620/91/3. Described at item...
Use of the winter ventilation network program by North-East Area ventilation branch
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