Books about Perpetual motion
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Displaying results 1–4
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Bangerter's Inventions; His Marvelous Time Clock
May 25, 2016
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Perpetual Motion
Henry Dircks and Percy Verance
Jan 27, 2014
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A Budget of Paradoxes, Volume II
Augustus De Morgan
Aug 23, 2008
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A Budget of Paradoxes, Volume I
Augustus De Morgan
Oct 20, 2007
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Displaying results 1–4
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