A photograph of a pond taken by Edward Steichen sold for more than $2.9 million yesterday, easily setting a world record for the highest amount a photograph has sold for at auction, Sotheby's said.The photograph, titled "The Pond-Moonlight" and taken on Long Island in 1904, sold for $2,928,000, including the buyer's premium, said Matthew Weigman, a Sotheby's spokesman. It was bought by Peter MacGill, of Pace/MacGill Gallery, on behalf of a private collector.The previous record, $1,248,000, was set in November by Richard Prince's "Untitled (Cowboy).": http://www.sothebys.com/