The Elgin Marbles, the Rosetta Stone, the Venus de Milo, Van Gogh’s “Starry Night,” Picasso’s “Les Demoiselles d’Avignon,” Pete Seeger’s banjo, the handwritten lyrics to Grandmaster Flash’s “The Message.” You might wonder what all these cultural artifacts have in common. But as of Dec. 6, they can all be seen in museums — the last […]