Australian Flag, Definitive Issue

Australia · 1981 · 24c

This definitive stamp features the national flag of Australia. The design prominently displays the Union Jack in the canton, the large seven-pointed Commonwealth Star below it, and the Southern Cross constellation on the fly.

Issued as part of a long-running definitive series, this stamp provided a common postage rate for domestic letters in the early 1980s, reflecting national pride through its iconic flag design.