![Australian Signals Directorate on Twitter: "To commemorate our #75YearsOfASDHistory, today we are excited to unveil a limited edition 50c commemorative coin. The coin, designed in collaboration with @RoyalAustMint will be a keepsake Australian Signals Directorate on Twitter: "To commemorate our #75YearsOfASDHistory, today we are excited to unveil a limited edition 50c commemorative coin. The coin, designed in collaboration with @RoyalAustMint will be a keepsake](https://pbs.twimg.com/ext_tw_video_thumb/1565133665239179266/pu/img/yqofIaq9tXAM5DuH.jpg)
Australian Signals Directorate on Twitter: "To commemorate our #75YearsOfASDHistory, today we are excited to unveil a limited edition 50c commemorative coin. The coin, designed in collaboration with @RoyalAustMint will be a keepsake
![Australian Coins :: Australian Decimal Coins 1966 - 2023 :: 2022 Fifty Cent Australian Signals Directorate 75th Anniversary (50c) Uncirculated Australian Decimal Coin Australian Coins :: Australian Decimal Coins 1966 - 2023 :: 2022 Fifty Cent Australian Signals Directorate 75th Anniversary (50c) Uncirculated Australian Decimal Coin](https://www.prospectstampsandcoins.com.au/images/watermarked/1/detailed/56/2022_ASD_50c-UNC_REV_result.jpg)
Australian Coins :: Australian Decimal Coins 1966 - 2023 :: 2022 Fifty Cent Australian Signals Directorate 75th Anniversary (50c) Uncirculated Australian Decimal Coin
![Australia: New commemorative coins mark 75th anniversary of Australian Signals Directorate Intelligence Unit | Coin Update Australia: New commemorative coins mark 75th anniversary of Australian Signals Directorate Intelligence Unit | Coin Update](https://world.mintnewsblog.com/wp-content/uploads/2022/09/Australia-2022-50-cents-ASD-pair.jpg)
Australia: New commemorative coins mark 75th anniversary of Australian Signals Directorate Intelligence Unit | Coin Update
![A 14-year-old boy deciphers the code of the intelligence agency engraved on the coin in one hour - GIGAZINE A 14-year-old boy deciphers the code of the intelligence agency engraved on the coin in one hour - GIGAZINE](https://i.gzn.jp/img/2022/09/06/australian-75years-anniversary-commemorative-coin/01_m.png)