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• Marmora Ironworks 1823, The
  In 1821 an Irish immigrant, Charles Hayes, began building here one of the provinces earliest smelters and foundries, which by June, 1823, was ready to produce pig iron from ore mined near present-day Blairton. Economic difficulties and transport problems soon ended Hayes venture, but his principal creditor, the Hon. Peter McGill, continued operating it until 1826. In 1837 the government rejected a proposal to use convict labour for the works. Joseph Van Norman's attempt in...