HMAS Koala
The boom defence vessel HMAS Koala was allocated ship numbers 135. It was laid down on 21 June 1939, launched on 4 November 1939, and completed on 27 March 1940. Its specifications were the same as for HMAS Kangaroo and HMAS Karangi. HMAS Koala was taken to Brisbane for scrap in 1971.
| ‘AS FITTED’ DRAWINGS OF BOOM DEFENCE VESSEL HMAS KOALA, 1938–40 | M2922 | |
 | Quantity: 0.18 metres
The drawings in this series include instructions for running and maintenance of the plant; specifications; docking plans; shell expansion and pressure lubricator. | |
| Upper and lower decks and holds, 1940 | M2922, 2 | |
| Specifications, 1940 | M2922, 12 | |
| WORKING DRAWINGS OF BOOM DEFENCE VESSELS HMAS KOALA, KANGAROO AND KARANGI, 1939–41 | M3079 | |
| Quantity: 0.36 metres
See the series description for HMAS Kangaroo for further information. | ||
| REGISTER TO WORKING DRAWINGS OF BOOM DEFENCE VESSELS HMAS KOALA, KANGAROO AND KARANGI, 1939–41 | M3223 | |
| Quantity: 0.09 metres | ||
| WORKING MECHANICAL DRAWINGS OF BOOM DEFENCE VESSELS HMAS KOOKABURRA, KOALA, KANGAROO AND KARANGI, 1939–54 | M2826 | |
| Quantity: 0.18 metres
See the series description for HMAS Kangaroo for further information. | ||