Marc Porter
Marc Porter is the president of Christie’s Americas, a leading auction house known for selling high-value art and historical documents. He recently commented on the significance of a copy of Albert Einstein's letter to President Roosevelt, which is set to be auctioned for millions, emphasizing its status as one of the most important documents of the 20th century.
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Liechtenstein:
Marc Porter commented on the significance of the letter and its careful preservation.
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