No record in the War Diary [WO/95/2694]
14th: A two hour bombardment of the BLOCKHOUSE and the trenches in the vicinity carried out by Divisional Artillery, one 9.4- & six 2-inch trench mortars. Considerable damage done to the enemy’s trenches and wire. Little hostile retaliation.
139 Infantry Brigade: Headquarters War Diary [WO95/2692]