Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. About 300 years ago, English scientist Benjamin Robins decided to ...
Volney G. Mathison (1897-1965) was an American chiropractor, inventor, and follower of Dianetics. The Mathison Chevruel Crystal Pendulum consists of a plastic ball attached to a short length of chain, ...
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