From: utzoo!decvax!decwrl!sun!megatest!fortune!kiessig Newsgroups: net.physics Title: Re: perpetual motion puzzle? Article-I.D.: fortune.726 Posted: Fri Jan 14 19:02:33 1983 Received: Tue Jan 18 19:19:27 1983 References: sdcsvax.57 Has anyone out there seen some clocks on which the hands are attached to some CLEAR plastic, and there are no visible parts behind them? All you see is the clock hands and a piece of transparent plastic. They are very expensive. Anyone know how they might work? Rick