Battle Instructions No. 3
COMMUNICATIONS AND HEADQUARTERS
1. Communications will be carefully organized to ensure the maintenance of communication throughout the advance and after its conclusion.
2. (i) Headquarters of Divisions will be established as follows:
2nd Australian Division—Glisy.
5th Australian Division—Blangy-Tronville Château. Advanced Headquarters in dug-outs at Railway cutting.
3rd Australian Division—Bussy.
4th Australian Division—Corbie.(ii) Headquarters of Brigades and battalions will be selected in advance, as far as this can be done, and all concerned will be notified of their proposed locations.
3. Report Centres in advance of the heads of buried cables will be selected in each Divisional Sector and details prepared for the organization of communications back to cable head.
4. The following mounted troops are detailed to Divisions:
To 2nd Australian Division—1 Troop 13th L.H.
3rd Australian Division—1 Troop 13th L.H.
4th Australian Division—2 Troops 13th L.H.
5th Australian Division—2 Troops 13th L.H.
Divisions will inform O.C., 13th Light Horse, as to the time and place at which the Light Horse will report.
The Cyclist Section now with Divisions will remain.