One of the 13 bells being unloaded from the steamship Excalibur at Jersey City, New Jersey. In background is the skyline of New York City. Thirteen replicas of the Liberty Bell, the first shipment of 52 to be used in connection with the Independence Savings Bond campaign of the U.S. Treasury Department, arrived recently (April 21, 1950) in the United States from Annecy, France, where they were cast. During the 6-week campaign, which begins May 15, 1950 and ends July 4, 1950, the bells will be ex