Oil on canvas painting by Gerhard Richter fetches $ 34 million . An unnamed telephone bidder made the winning offer . The oil was painted in 1972 and is now worth an estimated $33 million. The work of two other artists fetched career record sums .
Oil on canvas painting by Gerhard Richter fetches $ 34 million . An unnamed telephone bidder made the winning offer . The painting sold for one-tenth as much in 2001 . The work of two other artists fetched career record sums .