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Amgueddfa Cymru – Museum Wales
Single page, typed in black ink on cream, company headed paper. Memorandum from The British (Guest Keen Baldwins) Iron & Steel Co. Ltd., Port Talbot & Margam Works, to W.E. Simons, East Moors Works. Memo re. the costs of running Creigiau quarry. Dated 9th March 1936.
