Details
- Date of Issue: 9 April 1979
- Withdrawn Date:
- Invalidated:
- Designer: Max Robinson
- Printer: Asher and Co., Melbourne
- Process: Offset lithography
- Cylinders:
- Paper: Burnie litho chromo cream paper with helecon
- Watermark: None
- Perf: 15.5 (comb)
- Sheet:
- Quantity:
Subjects
- 20c Port Campbell National Park VIC
- 20c Uluru National Park NT
- 20c Royal National Park NSW
- 20c Flinders Ranges National Park SA
- 20c Nambung National Park WA
- 20c Girraween National Park QLD
- 20c Mount Field National Park TAS
First Day Cover No.126 (Official)
MELBOURNE AIRPORT/VIC. 3045