Description:Poster for an exhibition of photographs of the Miners' Strike, held at the Triangle Photography Gallery 4 July-1 August 1986. The exhibition comprised 'A Matter of Principle', consisting of photographs by Jubilee Community Arts and Knottingley Editorial Group; 'Hanging on by your Fingernails', consisting of photographs by Nigel Dickinson; and 'The Enemy Within?', consisting of photographs by Paul Stanley.