Muri Bhalissa: Awstralja - Timbri uffiċjali (1913 - 1931) - 8 bolol.
WM: Xejn Perforazzjoni: 11
![[Kangaroo and Map - Postage Stamps Perforated "OS" - "S" has 11 Perforations - Different Watermark, Tip A49]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/A49-s.jpg)
![[Kangaroo and Map - Postage Stamps Perforated "OS" - "S" has 11 Perforations - Different Watermark, Tip A50]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/A50-s.jpg)
![[Kangaroo and Map - Postage Stamps Perforated "OS" - "S" has 11 Perforations - Different Watermark, Tip A51]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/A51-s.jpg)
![[Kangaroo and Map - Postage Stamps Perforated "OS" - "S" has 11 Perforations - Different Watermark, Tip A52]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/A52-s.jpg)
WM: Xejn Perforazzjoni: 11
![[Airmail - Postage Stamp Perforated "OS" - "S" has 12 Perforations, Tip E]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/E-s.jpg)
WM: Xejn Perforazzjoni: 11
![[Black Swan - Postage Stamp Perforated "OS" - "S" has 12 Perforations, Tip F]](https://www.stampworld.com/media/catalogue/Australia/Official-stamps/F-s.jpg)
Muri Bhalissa: Awstralja - Timbri uffiċjali (1913 - 1931) - 8 bolol.
WM: Xejn Perforazzjoni: 11
WM: Xejn Perforazzjoni: 11
WM: Xejn Perforazzjoni: 11