Achieving $1.5 billion in a single evening, Visionary: The Paul G. Allen Collection has become the biggest sale in auction history, setting a record for a single-session, single-owner sale. It trumped, for instance Sotheby’s $676.1m Macklowe collection evening sale in November 2021, and the 9th November sale was only Part 1 of the Visionary event. Fueled by record-breaking masterworks spanning 500 years of artistic innovation, the Paul G. Allen collection, amassed by the co-founder of...