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A replica of the mask of Egyptian pharaoh Tutankhamun is seen during a preview of the show 'Tutankhamun - His Tomb and His Treasures' on March 7, 2013 in Berlin.

In the late 70s, a curious event took place in Manhattan: the arrival of the “Treasures of Tutankhamun,” exhibit at the Metropolitan Museum of Art.

Millions of people visited, and it caused a huge shift in how museums marketed special collections. We'll talk with Vanity Fair contributing editor David Kamp.