I am currently auctioning a Thinkpad T61p on ebay. I doubt shipping to the U.S. is worthwhile, but if a European someone from the Neo-Geo forum picks it up, I will pay for shipping and give a discount or pack in some games for a platform of his or her liking.
http://cgi.ebay.de/ws/eBayISAPI.dll?ViewItem&item=300279787413
http://cgi.ebay.de/ws/eBayISAPI.dll?ViewItem&item=300279787413