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1990 Airmail – The 10th Anniversary of Organization of American States
1990 Airmail – The 10th Anniversary of Organization of American States
1990 Airmail – Football World Cup – Italy
1990 Airmail – Football World Cup – Italy
1990 Airmail – The 50th Anniversary of I.F.I.
1990 Airmail – The 50th Anniversary of I.F.I.
2006 The 100th Anniversary of the Birth of Alberto Lleras Camargo, 1906-1990
2006 The 100th Anniversary of the Birth of Alberto Lleras Camargo, 1906-1990