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Historical aspects of the Welsh slate industryD Dylan Pritchard MA FSSHistorical aspects of the Welsh slate industry. D Dylan Pritchard MA FSS. During the period 1942 to 1945 D Dylan Pritchard MA FSS of the University of Wales at Bangor wrote a number of articles on the Welsh slate industry for Quarry Managers' Journal (QMJ). I am grateful to the publishers for permission to reproduce the articles here. Information about Quarry Management, the successor to QMJ, can be found here. Is held in Bangor University library. Historical aspects of the Welsh slate industry.
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