OK... This will probably be the last one from me on this unless I can dig up some more info... I scanned the board to see if anyone recognizes it... http://www.penguincentral.com/retrocomputing/pix/sbc/MC-1N/MC-1N.jpg Might this be a Basicom MC-1N? -ethan -- Ethan Dicks, A-130-S Current South Pole Weather at 25-Apr-2004 10:50 Z South Pole Station PSC 468 Box 400 Temp -60.1 F (-51.2 C) Windchill -120.4 F (-84.7 C) APO AP 96598 Wind 15.6 kts Grid 347 Barometer 685.6 mb (10416. ft) Ethan.Dicks(a)amanda.spole.gov http://penguincentral.com/penguincentral.html