Sotheby's June 26 auction of Thomas Taylor's watercolor illustration for Harry Potter and the Philosopher's Stone is estimated to sell for $400,000-$600,000.
All of the other known Gorgosaurus skeletons are in museum collections, making this one the only specimen available for private ownership, Sotheby's said.
The special copy of Margaret Atwood's dystopian novel The Handmaid's Tale was auctioned by Sotheby's on Tuesday. Proceeds will help PEN America in its efforts to oppose book banning.
"Love is in the Bin" made history when it was created during a 2018 auction. The crowd back then was shocked when a shredder activated as soon as the sale was complete, partly shredding the piece.
A Connecticut man bought the small porcelain bowl for $35, then asked Sotheby's experts to appraise it. They say it's a rare 15th-century Ming dynasty piece worth between $300,000 and $500,000.