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The Tangential Impulse Water Wheel in California Gold Mining History—Part I

The modern tangential impulse water wheel, a device best suited for hydroelectric power production where high water head is available, is an ingenious device born in the historic gold mining industry of California in the 19th Century.

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Melman on Gold & Silver


What a month! It seemed as if one headline after another dwelled on one, and only one subject, that of the environmentalists’ concern over “global warming.” Politicians changed directions, mass demonstrations were held, Al Gore moved to the top of the media hit parade, and lawmakers were warming up to the task of revolutionizing our lives with torrents of new laws, regulations and policies.

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My mining partner Keith McBride and I spent a week in May working on a twenty-nine man crew split up into six teams at a couple of “pay to mine” mining camps.

ICMJ's 11th Annual Photo Contest Results


As usual, the decision process was extremely difficult, but we managed to pick our 10 winners.

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