33 Bn AIF in action against the enemy Relief completed. CO took over command.
3 pm Our artillery and light trench mortar bombarded enemy front and support line with apparently good results.
2.55 pm Enemy shelled light trench mortar emplacements with minenwerfer*
Enemy played on our parapet all night with machine gun and rifle fire. Enemy bombed his own wire during night and fired many verey lights.**
10-12 pm Gas masks worn by all troops in front of support lines. Enemy working party in front no.4 locality dispersed with light gun fire.
Patrols and listening posts report all quiet. Enemy wearing blue caps observed, moving behind their line.
One enemy hit by snipers.
* Minenwerfer ("mine launcher") is the German name for a class of short range mortars used extensively during the First World War by the German Army.
** a flare fired into the air from a pistol for signalling or for temporary illumination.
War Diary of 33rd Btn Australian Imperial Force, La Chapelle-d'Armentières & Right(1) Sector