In 1912 at the Annual Meeting of the Royal Institution of Cornwall the late Capt. J.S. Henderson read a paper to members on the smelting of tin at Newham, Truro. This was reported in JRIC Vol. XIX Part 2—'l 91 3. Capt. Henderson compiled his notes from account books then at the office of Messrs. Bolitho 8i Co. Chyandour. Penzance. many of which are now at the County Record

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