Laos Scott #89-91 MNH Save the Nubian Monuments $$ 434850
Hong Kong Scott #1068c MNH Block UNESCO World Heritage Sites CV$22+ 434998
Afghanistan Scott #560-561 IMPERF MNH S/S UNESCO 15th ANN $$
Afghanistan Scott #558-559 IMPERF MNH S/S UNESCO 15th ANN 25p 50p CV$2+