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KEWEENAW GEOMYSTERY - Why Is Native Copper Here?
Автор: Todd Rongstad
Загружено: 2015-08-12
Просмотров: 14931
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Keweenaw Geomystery - Why Is Native Copper Here? Bill Rose, MTU Professor Emeritus of Geology, at the Copper and Culture Conference on Prehistoric Metal Working in the Lake Superior Region from the Copper Country Ancient Sites Conservancy.
(warning - please do not use defunct paypal info on video, non-profit group disbanded) Thank you for your interest in our work.
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