Bluish Paper Experiment
On February 16, 1909, stamps printed on an experimental bluish paper were issued. These stamps were part of an effort to prevent paper shrinkage.
Postal History
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Boyd’s City Express Post
On June 17, 1844, Boyd’s City Express Post, one of the first local posts in the US, opened in New York City.
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The Flags of Our Nation Series
On June 14, 2008, the USPS issued the first set of stamps in its Flags of Our Nation Series.
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Holiday Celebrations Series
On October 22, 1996, the USPS issued its first stamp honoring Hanukkah, which was also the first stamp in the Holiday Celebrations Series.
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First Helicopter Airmail Flight
On October 1, 1947, the first official Airmail service flown by helicopter was inaugurated in Los Angeles.
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Birth of Bernard Revel
Rabbi and scholar Bernard Revel was born on September 17, 1885, in Prienai, Russia (present-day Lithuania).
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First U.S. Diamond Stamps
On June 13, 1974, the US issued its first stamps in a diamond shape, honoring our Mineral Heritage.
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Heroes of 2001 Semipostal
On June 7, 2002, the USPS issued the Heroes of 2001 Semipostal stamp.
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Charles Lindbergh, Airmail Pilot
On April 15, 1926, Charles Lindbergh made his first airmail flight.
