දැන් පෙන්වන්නේ: ඔස්ට්රේලියානු අැන්ටාක්ටිකාව - තැපැල් මුද්දර (1990 - 1999) - 2 මුද්දර .
1991
The 30th Anniversary of the Antarctic Treaty and Maiden Voyage of "Aurora Australis", Research Ship
20. June WM: කිසිවක් නැත සිදුර: 14¼ x 14½
![[The 30th Anniversary of the Antarctic Treaty and Maiden Voyage of "Aurora Australis", Research Ship, වර්ගය CJ]](https://www.stampworld.com/media/catalogue/Australian-Antarctic/Postage-stamps/CJ-s.jpg)
![[The 30th Anniversary of the Antarctic Treaty and Maiden Voyage of "Aurora Australis", Research Ship, වර්ගය CK]](https://www.stampworld.com/media/catalogue/Australian-Antarctic/Postage-stamps/CK-s.jpg)