21 Squadron War Diary
Feb. 23. L.G. 98
Lt. Col. Irvine, accompanied by the S.A.O.A., Col. Hingeston and Major McBlaine, arrived in camp to-day and assumed duties of Officer Commanding this squadron. He was introduced to the senior officers of the squadron by Major O'Brien. Col. Hingeston and Maj. McBlaine, left after a short stay in camp.