21st Divisional Artillery Instruction 24 June 1916
SECRET
15/CA 10/66/1
7th Divisional Artillery
21st Divisional Artillery
XV Corps Heavy Artillery.
From 12 noon to-day till further notice, the regular daily and weekly artillery reports will be no longer required.
A short written account of operations covering a period from 5 am to 5 am will be forwarded to this Office by 10 a.m. daily, (earlier if possible), beginning to-morrow 25th.
This is in addition to telephonic reports called for under my 15/CA 10/66 of 22nd instant.
J.M.R. Harrison
Major R.A.,
S.O. R.A. XVth Corps
24/6/16