Enemy artillery was active, with about 250 Green Cross gas shells (pulmonary agent designed to impede the ability to breathe) fired between 1.45 & 3am, with Pte Rogan killed in action. This was the start of a period peaking in July when the Battalion was subjected to frequent and heavy gas shell bombardments causing many casualties, both the the bombardment and the gas that would often hang around for days
Following the Twenty-Second 