On 14 December 1990, the United Nations General Assembly passed a resolution marking 1 October the International Day of Older Persons, starting from 1991.
Date Sent: 10 August 2018 On the cover, I just affixed a Macau 2.5 Patacas out of the normal postage of 3 Patacas. You can see the round-shaped T 0.5/3 chop from Macau. The postage due is thus: ((0.5 / 3) x 3.4) + 4 = HK$4.6