Macklowe collection
Sotheby's wins 'dogfight' to sell $600m art collection of Harry and Linda Macklowe
Auction house will sell the 65 works, including $70m works by Rothko and Giacometti, in two standalone sales in November and next May
Auction house will sell the 65 works, including $70m works by Rothko and Giacometti, in two standalone sales in November and next May