Netvouz / FordLuden / tag / perpetual http://www.netvouz.com/FordLuden/tag/perpetual?feed=rss FordLuden's bookmarks tagged "perpetual" on Netvouz Cool history of perpetual motion... http://www.lhup.edu/~dsimanek/museum/people/people.htm FordLuden Thu, 24 Apr 2008 04:34:08 GMT