Chapter XV. THE BATTLE OF THE LYS, April-May, 1918 173

Effects of the German offensive.--The Battalion amalgamated with the Bucks.--Entrainment for the Merville area.--A dramatic journey.--The enemy break-through on the Lys.--The The Battalion marches into action.--The defence of Robecq.-- Operations of April 12, 13, 14.--The fight for Baquerolle Farm. --A troublesome flank.--Billeted in St. Venant.--The lunatic asylum.--La Pierrière.--The Robecq sector.