Lonsdale Battalion events that took place on 15 August.
- Battalion situated in reserve billets at Annequin.
- At 5:30pm the bombing officer delivers a lecture on intelligence.
- At 7:00pm 14 other ranks join the Battalion.
- Half the Battalion have baths and clean clothes are issued to the men.
- Battalion situated at Bray Dunes involved in training under Company Arrangements; sea bathing in the afternoon.