Featured: Please Sign the Petition: Amend the Ancient Monuments Act to ban all building on Scheduled Sites

Please Sign the Petition: Amend the Ancient Monuments Act to ban all building on Scheduled Sites

Art as Metaphor: The Prehistoric Rock-art of Britain

Art as Metaphor: The Prehistoric Rock-art of Britain

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Comment Post

Re: by Anonymous on Wednesday, 17 February 2010

Interesting - almost the exact proportion of tin ingots to copper ingots found to make bronze.

10% tin and 90% copper = bronze
27/(259+27) x 100 = 9.4% tin ingots

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