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or Ponthir or Pont Hir Tin Works, 1.5 miles north of Caerleon, Mon.
1895 Sold at auction to Waterhouse Bros of Pentyrch Works.
1929 'PONTHIR TIN WORKS. The statement in a Sunday newspaper indicating a resumption of Ponthir Tin Works is denied by a correspondent. The site of the old works, he writes, was purchased last week by Sir Clifford Cory, Bart., whose residence, Llantarnam Abbey, is in the immediate vicinity. Sir Clifford's estate will now extend from Llantarnam to Ponthir Station.'