John Warren (mining)

John Warren (c. 1837 – 31 October 1910), frequently styled "Captain Warren" or "Captain Jack" after the traditional (esp. Cornish) mining practice, was a mining engineer and mine manager in Australia.

John Warren (mining)

John Warren (c. 1837 – 31 October 1910), frequently styled "Captain Warren" or "Captain Jack" after the traditional (esp. Cornish) mining practice, was a mining engineer and mine manager in Australia.