From: utzoo!decvax!ucbvax!CAD:tektronix!zehntel!zinfandel!berry Newsgroups: net.physics Title: Re: perpetual motion puzzle? - (nf) Article-I.D.: zehntel.702 Posted: Mon Jan 17 13:20:42 1983 Received: Thu Jan 20 02:32:25 1983 #R:ihuxs:-25400:zinfandel:9600001:000:282 zinfandel!berry Jan 17 11:15:00 1983 The clocks with "no works" have the hands attached to clear plastic disks which are driven from the edge. The works are concealed in the (opaque) case that frames the whole. A clever effect. Berry Kercheval Zehntel Inc. (decvax!sytek!zehntel!zinfandel!berry) (415)932-6900