I've listed a few better chips on ebay these will all end on thursday night. Including First issue tropicana, 2 rare Sands chips and 2 chips from The Mint.
http://cgi6.ebay.com/ws/eBayISAPI.dll?ViewSellersOtherItems&include=0&userid=casinorarities.com&sort=3&rows=25&since=-1&rd=1