Bessemer to Mr Sampson, discussing the affinity of phosphorus and iron and separation of the two by puddling. He refers to a letter in "The Times", notes the future demand for steel and the inability of mines in Cornwall to supply the required iron. He also mentions Robert Hunt and the expenditure of the Dowlais Company on Exmoor. With, general data on steel production and pricing in England.
About 1869.
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