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Showing posts with label
perpetual motion machine
.
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Showing posts with label
perpetual motion machine
.
Show all posts
Tuesday, January 22, 2013
J. E. E. Bessler [Orffyreus]...an 18th Century con man?
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Diagram of the wheel built by Orffyreus in Merseburg, taken from and based on an engraving published by Orffyreus in 1715. On the left is...
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