Gift of the Gavel

Art, antiques, auctions and more: Sotheby’s / 1334 York Ave (72nd St) / 212 606 7000 / sothebys.com; Christie’s / 20 Rockefeller Plaza / 49th St (6th Ave) / 212 636 2000 / christies.com; and Phillips / 450 Park Ave (57th St) / 212 940 1200 / phillips.com.