The report of Professor W. C, Roberts Austen, F.R.S., chemist and assayer to the Royal Mint, who accompanied Sir F. D. Bell and Sir Saul Samuel to Frieberg, Saxony, for the purpose of inspecting the treatment of refractory ores, has forwarded his report to the Governments of New Zealand and New South Wales.
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REFRACTORY ORES., Ashburton Guardian, Volume VII, Issue 2050, 30 January 1889
REFRACTORY ORES. Ashburton Guardian, Volume VII, Issue 2050, 30 January 1889
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