Opening of CIPEX
On May 17, 1947, doors opened on the Centenary International Philatelic Exhibition in New York City. It celebrated the 100th anniversary of America’s first postage stamps with reproductions of America’s first two stamps.
Stamp Expositions
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Opening of AMERIPEX ‘86
America’s eighth International Philatelic Exhibition opened to the public on May 22, 1986, in Chicago, Illinois. It was also the first to be held in the Mid-West.
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20th Universal Postal Union Congress
On November 13, 1989, the 20th Universal Postal Union Congress opened in Washington, DC. It was the first time the Congress convened in the US since 1897.
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Rare Double Transfer Souvenir Sheet
On November 3, 1994, the USPS issued a souvenir sheet honoring the 100th anniversary of the Bureau of Engraving and Printing producing US postage stamps. A relatively small number of sheets were discovered with a rare double transfer.
