Australia 1981 50th Anniversary of Australia to UK Airmail Service
From Stamps of the World
- Issue Date : 25th March 1981
- Designed by : Cato Hibberd Design
- Printed by : Asher and Co, Melbourne
- Print Process : Lithography
- Perforations : 22c (13 x 13½) 60c (13½ x 13)
