375 BELGIUM - MAXIMUM CARDS Auction #1907: WORLDWIDE + ARGENTINA: First general auction of the year! Cover / Cat.#: VF. Queen Astrid & prince Baudouin, royalty, maximum card of JUL/1937, VF Starting Price: US$ 10 Current Price: US$ 10 Bid US$ 11 or more Closing: 2019-02-28 22:15:00