| Description | Decisions of the North Derbyshire District Conciliation Board Joint Disputes Committee. Includes decisions on disputes at the following collieries: Doe Lea (July 1968), Markham (August 1968, December 1968 and January 1973), Stretton (March 1970), Pleasley (April 1975), Westthorpe (May 1978), Ireland (February 1980) and Highmoor (October 1980). |