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Pioneering Underground Mining - YouTube
https://www.youtube.com/watch?v=649dZPCTD30&feature=related
Joy Mining Machinery releases a new version of its most popular video "Pioneering Underground Mining". You can request a free copy of this video by contactin...
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120 year old train discovered underground old mine carts and lots more frozen treasures thawed out. - YouTube
https://www.youtube.com/watch?v=scrYj9FLzHY
In one of the many mines at Phoenix we travel under a glacier and find a ten car train parked 100 years ago. Visit my shop and I explain the radical advances...