Newton has mounted ballets for many other companies and has staged his own production of Swan Lake, Act III for the Pennsylvania Ballet. He retired from The Royal Ballet in 2001 and now works internationally as a freelance teacher, mainly staging the Ashton repertory.ewton has mounted ballets for many other companies and has staged his own production of Swan Lake, Act III for the Pennsylvania Ballet. He retired from The Royal Ballet in 2001 and now works internationally as a freelance teacher, mainly staging the Ashton repertory.
Zebulon Pike reported gold in Colorado in present day Park County, Colorado as early as 1807, but it wasnt until rich discoveries near Denver in 1858 that sparked the Pikes Peak Gold Rush. Since then, gold mining has been a major industry in Colorado, with significant lode and placer discoveries throughout the state. Over 1 million ounces of gold has come out of Summit County in central Colorado, both as lode and placer deposits.
The document develops four historic contexts: 1  Precious and Base Metal Mining Industry in Colorado: 1858-2005. 2  Coal Mining Industry in Colorado: 1858-2005. 3  Industrial Metals Industry in Colorado: 1870-2005.  Mining Technology, Methods, and Equipment in Colorado: 1858-2005.