On 18 October, masterworks by Georgia O’Keeffe, Peter Doig, Alexander Calder and more were on view in Dallas in an evening with Sotheby’s and Briggs Freeman Sotheby’s International Realty. The evening’s hosts Sotheby’s Simon Shaw and Charlie Adamski Caulkins toured guests through star lots from New York’s upcoming American, Impressionist & Modern and Contemporary auctions throughout the festive occasion. Click ahead for images of the night.