O) 1989 SINGAPORE, SPORT ISSUE, INDOOR STADIUM, ORTH ENTRANCE, ITERIOR,...
O) 2008 ITALY, DISCHIA ISLAND, VIEW OF FORIO, LANDSCAPE, ARCHITECTURE,...
O) 2003 URUGUAY, PALACE OF THE GAUCHO AND THE CURRENCY, ARCHITECTURE,...
O) 1969 GREAT BRITAIN, CATHEDRALS, DURHAM, YORK MINSTER, ST. GILES,...
O) 1977 CHILE, GOVERNMENT JUNTA AND SOCIAL SERVICES OF ARMED FORCES, FDC XF
O) 2016 SIERRA LEONE, OLD CAR, SUPERSONIC PLANE, CONCORDE, PUBLIC...
O) 1923 CIRCA, IRELAND, COAT OF ARMS SCT 74 9p violet, AIRMAIL, TO USA
O) 1949 IRELAND, ANGEL OVER LOUGH DERG 3p, ANGEL OVER CROAGH PATRICK 6p, AER PHOST AIRMAIL, CIRCULATED TO USA
O) 1986 IRELAND, OLD CARRIAGE, MOTOR CAR, POSTAL CARD XF
O) 2007 IRELAND, ASTRONOMY, PLANETS, EARTH, JUPITER, NEPTUNE, SATURN, URANUS, SCT 1719-1720, MNH
O) IRELAND, MAP OF IRELAND, SWORD OF LIGHT, NUMERAL 5c value, FRONT LETTER , LETTER PACKAGE, CIRCULATED TO USA
O) IRELAND, ADORATION OF THE CROSS, HOLY YEAR, CIRCULATED TO USA