Complex sentence: Several photographs are at the Musée d'Orsay in Paris, and at least one is at the Metropolitan Museum of Art (MET) in New York, as a bequest from Robert Shapazian.
Split into simpler sentences: Several photographs are at the Musée d'Orsay in Paris. At least one is at the Metropolitan Museum of Art (MET) in New York, as a bequest from Robert Shapazian.