I´ve still got a few chips and plaques from Africa for sale. Please follow this link to Ebay:

http://search.ebay.com/_W0QQsassZ*leopard*QQhtZ-1QQfrppZ50QQfsopZ1QQfsooZ1QQrdZ0?

The black $100 plaque from the Kalahari Sands casino is available for US$33 (plus shipping). Only a few hundred of these were even made. The plaque has a serial number which is below 000300.