MAY 2026 NEW-YORK AUCTIONS  Mark Rothko   Brown and Blacks in Reds, 1957 Brown and Blacks in Reds, 1957 Robert Mnuchin: Collector at Heart Sotheby’s New-York: 14 May 2026 Estimated: USD 70,000,000 – 100,000,000 Mark Rothko | Brown and Blacks in Reds | Robert Mnuchin: Collector at MARK ROTHKO (1903 – 1970) Brown and Blacks … Continue reading MAY 2026 NEW-YORK AUCTIONS: Mark Rothko