Try e-bay. No, I'm not joking, there was one there last week! <img src="smile.gif" border="0">
<a href="http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=1677688216" target="_blank">http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=1677688216</a>
There was an S61R there a few months ago!