The Trenches in front of La Chapelle d'Armentieries.
Showing Trench numbering system, Communication trenches leading up to the front and Reserve trenches, similarly numbered, behind.

17 AUGUST.
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1730 Pte Kendrew Allan. Home at Brompton N Yorks, place of birth. Enlisted at Northallerton, N Yorks. Killed in action while looking over the parapet. Buried at 19 Chapelle D'Armentieres Old Military Cemetery.
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18th AUGUST. One man wounded.

20th AUGUST.
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2269 Pte Jordan Lionel. Home at - 1 Prospect Place, Wing, Bucks. Enlisted at Northallerton, N Yorks. Killed in action. "By enemy's "Sausage" whilst in dug out." Buried at 29 Chapelle D'Armentieres Old Military Cemetery.
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[Over the course of the War a new language of slang terms developed for new places and things. A "Sausage" was one of the types of Artillery shell fired by "Fritz", "the Hun", "the Boche" etc.]

21st AUGUST.
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1975 Pte Allsopp William. Home in Yarm, N Yorks, place of birth. Enlisted at Northallerton, N Yorks. Killed in action whilst sniping. Buried at La Chapelle, Armentieres.
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The Bn Diary reports on an almost daily basis men going into and returning from Hospital.

25TH AUGUST. The 4th Yorks Bn were relieved in the trenches by the 7th Bn DLI.
Lt York, Sgt Paxton and Cpl Husband proceeded to Base on one month's rest duties.
Bn was billetted in Hospice Civic, Armentieres.

26TH AUGUST. 2Lts Hubbard, Daglish and Girling joined the unit from the 3rd Yorks Bn.

27th AUGUST. The Bn "Trench strength" is reported as 18 Officers and 411 other ranks.
"Transport" section had 2 Officers and 60 other ranks.
"Garrison" employed 3 Officers and 50 other ranks.
"Attached" were 1 Officer and 10 other ranks.
30th AUGUST. Lt De Klee and Back of the Life Guards were attached for 48 hours to give instruction.
The Battalion was relieved in the trenches by 5th and 7th Bns of the Northumberland Fusiliers.

During this time the Infantry were issued with Lewis guns, rifles with telescopic sights, rifle grenades, trench mortars and improved gas masks. A number of steel helmets were issued for experimental purposes.
At the same time the Artillery's old guns were being replaced by new 18 pounders and 4.5 in howitzers.

The Diary is signed off by the Commanding Officer at the time, Lt Col Maurice H. Bell.