The seven works are expected to bring more than $80 million at auction.
A car changed hands at auction in 2006 for £130,000.
"I wanted to have the fun of being at the auction and watching."
Every last bit of money that people pay at the auction goes right to me!
The price was then the record at auction for African art.
Not at auction, however, are the trade dollars of 1884 and 1885.
He paid $299,715 at the auction and is asking $500,000 for the work.
It is out of production but can sometimes be found at auction.
She was first sold at auction around the age of 9.
Her works have sold at auction for $8000 to $15000.