The art market wasnt ready for revolution. A rare, first-edition copy of the U.S. Constitution sold for $43.2 million at Sothebys Thursday, but it appears the winner is a private collector rather tha…

The art market wasnt ready for revolution. A rare, first-edition copy of the U.S. Constitution sold for $43.2 million at Sothebys Thursday, but it appears the winner is a private collector rather tha…