U.S.P.S. Introduces Nature of America Series
On April 6, 1999, the U.S.P.S. issued the first stamp sheet in its 12-year Nature of America series.
Before settling on Nature of America, the U.S.P.S. discussed issuing a set of four American desert stamps, based on the popularity of the 1981 Desert Plants stamps. Over time, the concept for the stamps evolved into a set of six stamp sheets depicting six ecosystems found in America. Continue reading