Sýni: Ástralska Suðurheimsskauti - Venjuleg frímerki (1957 - 2025) - 1 frímerki.
1986
The 25th Anniversary of the Antarctic Treaty
17. september WM: Ekkert Hönnun: Alasdair McGregor Leturgröftur: Alasdair McGregor Götun: 14 x 13¼
![[The 25th Anniversary of the Antarctic Treaty, tegund BU]](https://www.stampworld.com/media/catalogue/Australian-Antarctic/Postage-stamps/BU-s.jpg)
