Sept. 21— do. 8 p.m. moved to Vermelles-Grenay branch line of trenches. Bombardment of enemy's trenches began that morning.
Sept. 25— Grenay Vermeilles Line Moved off at 4.45 a.m. to the attack. Marched to Quality Street; entered trench southern up. Head of Battalion turned down trench 21 and joined 9th Black Watch. Gas turned on at 5.50 a.m. for 40 minutes. Assault delivered at 6.30 a.m. by 9th Black Watch with the Lens Road on right, and the 8th Seaforths on the left. The 7th Camerons followed in support, the 10th Gordons being in reserve. Lieut.-Col. Sandilands, D.S.O. commanded on Hill 70 from 10 a.m. to 11 p.m., when relieved by Lieut.-Col. Maclean, Royal Scots. At 8 p.m. G.O.C 46 Brigade arrived in Loos. It was decided that 45 Brigade should hold Hill 70 and that what was left of the Camerons should withdraw. At 11 p.m. Lieut.-Col. Sandilands with 6 officers and 75 men marched back through Loos to La Philosophe. The losses for the day were:—4 officers killed; 6 officers wounded; 4 officers missing; 64 men killed; 253 wounded; 217 missing; total, 14 officers, 534 men.
Sept. 26— Loos Battle Ordered to hold first line of old British trench. Met large numbers of men of the 21st Division retiring from Loos. At 1 p.m. ordered to hold support line of old German trench. The 7th Camerons dug themselves in on reverse of parapet owing to gas rendering the trench untenable.
Sept. 27— Mazingarbe Ordered to withdraw to Mazingarbe at 1.30 a.m.
Sept. 28— Houchin At 9.30 a.m. marched to billets at Houchin.
Oct. 3— Lillers Marched to Lillers. Billets.
Oct. 12— Noeux les Mines Left Lillers, entrained 5.30 p.m. for Noeux les Mines.
Oct. 26— Trenches Right Sec. Left Noeux les Mines at 12.40 p.m. for trenches. Took over line from 6th Camerons.
Oct. 29— do. O.G. Line Relieved by 8th Seaforths, going back into old German trenches.
Nov. 2— do. Right Sec. Relieved 8th Seaforths in front line.