Argentina post issued a stamp celebrating 100th Anniversary of the Americas, Spain and Portugal Post Union. The stamp background Pattern envelopes comprised of icons and arrows, referring to the different paths taken by post messages. On plot number 100 is built honoring the centennial of the UPAEP. These characters are interwoven reinforcing the concept of unification.
Title: 100th Anniversary of the Americas, Spain and Portugal Post Union
Date of Issue: 19 March 2011
Denominations: $ 8