1996 Airmail – The 200th Anniversary of the Birth of Policarpa Salavarrieta, 1796-1817
1996 Airmail – The 200th Anniversary of the Birth of Policarpa Salavarrieta, 1796-1817
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1996 Airmail – The 100th Anniversary of the Death of Jose Asuncion Silva, Poet, 1865-1896
1996 Airmail – The 100th Anniversary of the Death of Jose Asuncion Silva, Poet, 1865-1896
2003 The 1st Anniversary of Re-discovery of dwart Chapmans Amazon
2003 The 1st Anniversary of Re-discovery of dwart Chapmans Amazon