"Afraid mine (Knelson experience) won't be as big time as others, but read a story a long time ago in CMJ about a Knelson being demonstrated to a mining op and the Knelson was set up at the end of the sluice. When the operators saw the amount of gold they had been losing they would not let it be removed and bought it on the spot. I read that story perhaps 10 years ago and it still sticks in my mind." - Wally Koz, Chief Miner - Wallyn Placer, USA ...more > >