4 Ergebnisse für: usminer
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Gastraphetes - Whittling and bark removal - YouTube
https://www.youtube.com/watch?NR=1&v=u06Vxy0p-fA
Whittling the bark and knots off the greenwood 'bow' with a billhook.
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Iconic Light of the Desert - YouTube
https://www.youtube.com/watch?v=REKCzSuwk8E
The Royal Ontario Museum in Toronto is home the world's largest faceted cerussite, an extremely fragile mineral that is almost impossible to cut. Learn why t...
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ASGM: Eliminating the worst practices - YouTube
https://www.youtube.com/watch?v=BmJTSptLab4
*subtitles available in English, Spanish, French, Russian and Swahili 1. To choose the subtitles of your preference click on Settings bottom and enter Subtit...
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The world's largest gold coin - YouTube
https://www.youtube.com/watch?v=Disuoesv8eY
The making of the world's largest gold coin, a 2007 Canadian $1,000.000 Maple Leaf. This coin broke all records when it was auctioned off at Dorotheum. Aside...