Posted by Glen Id [72.173.32.39] on Wednesday, May 23, 2012 at 22:23:47 :
In Reply to: Re: copper lines dot 3 or 4 posted by clueless [201.197.162.212] on Wednesday, May 23, 2012 at 21:38:26 :
Might be copper plate. try sticking a magnet to it. dot 3