2015 The 150th Anniversary of Ecuador’s First Postage Stamp
2015 The 150th Anniversary of Ecuador’s First Postage Stamp
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2014 The 25th Anniversary of the Fall of the Berlin Wall
2014 The 25th Anniversary of the Fall of the Berlin Wall
2014 America UPAEP – Heroes and Leaders
2014 America UPAEP – Heroes and Leaders
1953 Airmail – Crossing of Equator by Pan-American Highway
1953 Airmail – Crossing of Equator by Pan-American Highway