21. An advanced Brigade Dump of bombs—S.A.A.—Stokes mortar ammunition—R.E. material and rations has been established about T.8.c central.
Equipment—
22. The equipment to be carried by assaulting troops will be the same as that laid down for the attack on September 15.
23. Arrangements have been made for the Brigade on our right to open enfilade machine-gun and trench-mortar fire on the Green line from about T.9.d.3.9 at zero. This fire will be continued until the creeping barrage passes beyond the Green line.
Medical Arrangements—
24. Medical arrangements will be notified later.
Brigade Headquarters—
25. Brigade Headquarters will be at T.19.a.½.3½. An advanced Brigade Report Centre will be established in the communication trench T.8.b—T.3.c on September 22.
Pigeons will be supplied to the battalions on Z day as follows:
3 to 2nd Bn. Grenadier Guards.