Where exactly is the r/c circuit? Is it very small and in a label? Book publishers don't put them in, do they? Also, if the thing gets "burned out" by the magnet in the pad, what do libraries and such do where materials are reused? Just slap on another label thing? -- ================================================================= Tobin Fricke, Alias Light Ray dr261@cleveland.freenet.edu TobinTech Engineering KE6WHF Amateur Radio The Digital Forest BBS (714) 586-6142, 28800bps