Abbreviations
| AAU | Air Ambulance Unit |
| AD | Aircraft Depot |
| ANA | Australian National Airways |
| APU | Aircraft Performance Unit |
| ARD | Aircraft Repair Depot |
| CAC | Commonwealth Aircraft Corporation |
| CAS | Chief of Air Staff |
| CofA | Certificate of Airworthiness |
| CofR | Certificate of Registration |
| CSIRO | Commonwealth Scientific and Industrial Research Organisation |
| CU | Communications Unit |
| DAP | Department of Aircraft Production |
| DCA | Department of Civil Aviation |
| NTU | Not Taken Up |
| OTU | Operational Training Unit |
| RSU | Repair and Salvage Unit |
| Issue | Date |
|---|---|
| 4 | 28MAR98 |
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