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Amgueddfa Cymru – Museum Wales
Full title - 'The Miner's Ready-Reckoner. This Treatise on Perentages, Etc., Is Specially Compiled for the Use of Miners. It Shows the Amount to be added to the Standard Wage. From 1ΒΌ to 85 per cent.' 32 page booklet in red covers, stapled at centre.
