On May 6, 1918, the Post Office Department authorized airplanes to carry mail at twenty-four cents per ounce. The Bureau of Engraving and Printing immediately rushed the first airmail issue into ...

The National Postal Museum is devoted to presenting the colorful and engaging history of the nation’s mail service and showcasing one of the largest and most comprehensive collections of stamps and ...

The United States Post Office Department, the predecessor to the U.S. Postal Service, took charge of U.S. Air Mail service later that summer, operating it from Aug. 12, 1918, through Sept. 1, 1927.

A rare Inverted Jenny airmail stamp described as “the finest example” of its kind is headed for sale at Siegel Auction Galleries in New York, where it is expected to fetch US$1.5 million to US ...