9th May 1915:

The Battle of Aubers Ridge. The German lines were meant to have been subject to heavy bombardment that would lead to their breach , but the shelling was ineffective. A pincer movement from the Southern and Northern sectors failed to make any headway and the British Army suffered substantial casualties.

The Scots Guards were not heavily involved.

Louis notes that 'Norrie wounded'. Almost certainly he would only have known about this subsequently. This news , and the casualties suffered by the 4th Balck Watch were subsequently reported in the Dundee press over the coming days: