Thanks for your inquiries.
Richard, you are essntially correct but obviously I cannot divulge any more information regarding this ingenious set of coins. I believe the owners of this set would this to be underground as well. Paul's routining is superb and takes tis effect to a whole new level.
There are only 2 1/2 days left in the auction, so don't wait and let this beauty pass you by!
http://cgi.ebay.com/ws/eBayISAPI.dll?Vi ... 0337010977