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Arsenic: its production and use
17 March, 2015 @ 7:30 pm
£2A talk by Kingsley Rickard on this fascinating mineral for the East Cornwall Trevithick Society. All welcome, non-members £2 donation, refreshments available.
A talk by Kingsley Rickard on this fascinating mineral for the East Cornwall Trevithick Society. All welcome, non-members £2 donation, refreshments available.