1. The 17th Armoured Car Battalion has been placed at the disposal of the Australian Corps, and will join the 5th Tank Brigade shortly.
2. This battalion is organized in two companies of eight (8) armoured cars each. Each armoured car carries one forward and one rear Hotchkiss gun.
3. One and a half (1½) companies are allotted to the 5th Australian Division, and half (½) a company will remain in Corps Reserve.
The half company detailed to remain in Corps Reserve will select a position of assembly in Square 0.26, and will occupy this position by 9.30 p.m. on Y/Z night. During the action its orders will be transmitted through the 5th Australian Divisional Signal Service. The Commander will arrange with the 5th Australian Division accordingly.
4. As soon as the Battalion Commander or his representative reports to the 5th Tank Brigade, he will be instructed to report to the General Staff, Australian Corps, and then to Headquarters, 5th Australian Division.
Battle Instructions No. 14a
ARMOURED CAR BATTALION
1. The 17th Armoured Car Battalion is being given definite rôles in accordance with paragraph 3 of Battle Instructions No. 14. The rôles assigned to this battalion may carry the cars forward for a considerable distance into enemy territory, and may necessitate their returning through other Divisional Sectors than that of the 5th Australian Division.
2. British Armoured Cars can be recognized by the red and white band markings which are similar to those of the British Tanks.
3. All troops will be warned of the possibility of our armoured cars coming into our own sector, and of the way in which they are marked.