 55th (WL) Division came back into the line on 4/5 September, facing Ginchy and Delville Wood, where it launched an attack on 9 September (in the Battle of Ginchy).The divisional and heavy artillery began a deliberate bombardment at 07.00 and continued to Zero hour (16.45), when the field artillery fired a creeping barrage behind which the infantry advanced.The German artillery replied to the bombardment by shelling the support trenches and firing gas shells into the battery positions.