I've listed a few premium chips for sale on ebay. All have resonable reserve prices.
$25 pioneer club HUB mold:
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=724014533&rd=1

$5 Wilbur Clarks Desert inn HCE maroon
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=724019304&rd=1

$5 Moulin Rouge UNDRILLED
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=724027730&rd=1

$1, $5, $25 Carver House MINT condition
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=724003293&rd=1

$5, $25, $100 Sans Souci RCTL mold
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=724008040&rd=1