O) 1904 CHILE, GUAYAQUIL, SEMINARY PARK, CIRCULATED TO MONTEVIDEO
O) 1995 KIRIBATI, END OF WORLD WAR II, REVERSE OF WAR MEDAL 1939 - 1945,...
O) 1970 MAURITANIA, UPU, HEADQUARTERS ISSUE, INAUGURATION OF THE NEW HEAD OFFICE BUILDING. ISLAMIC REPUBLIC OF MAURITANIA, FDC XF
O) 1978 MAURITANIA, WWF, WORLD WILDLIFE FUND, ENDANGERED ANIMALS, SABLE ANTELOPE, GAZELLES, AOUDAD, FDC AND FDB