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| MASTER GENERAL OF ORDNANCE | |
| MECHANICAL EQUIPMENT UNITS | |
| MECHANICAL EQUIPMENT WORKSHOPS | |
| MECHANICAL TRANSPORT COMPANIES | |
| MEDEVAC UNITS | |
| MEDICAL AND VETERINARY STORES | |
| MEDICAL CLEARING STATIONS | |
| MEDICAL EVACUATION UNITS | |
| MEDICAL RECEIVING STATIONS | |
| MEDICAL TRAINING UNITS | |
| MEDICAL UNITS | |
| MEDIUM ARTILLERY UNITS | |
| MELBOURNE FORTRESS | |
| MELBOURNE UNIVERSITY REGIMENT | |
| MENADO FORCE | |
| MERAUKE FORCE | |
| MERCANTILE MARINE | |
| MERCHANT NAVY | |
| MERCHANT SHIPS | |
| MERRI REGIMENT | |
| MFO MULTINATIONAL FORCE AND OBSERVERS, SINAI | |
| MILITARY ADMINISTRATIONS | |
| MILITARY AREAS | |
| MILITARY AREAS AND COMMANDS | |
| MILITARY BOARD | |
| MILITARY DISTRICTS | |
| MILITARY HISTORY SECTION | |
| MILITARY POLICE | |
| MILNE BAY SUB AREA | |
| MILNE FORCE | |