Cleaning house since movement therein has become difficult and while trashing out an old piece of equipment came across a SBC consisting of a Rockwell 6501 that ran a credit card reader. It has RS232 and what looks like room for a peripheral chip of some ilk. Viewing at <http://elipsoid.home.comcast.net/IMG_5640.JPG If there is any interest, first respondent takes it for postage. CRC