'For distinguished and gallant services rendered during the period of General Sir C. Munro's command of the Mediterranean Expeditionary Force.'
Source: London Gazette
Date: 13 July 1916

'November 26-30 1915. During a period of very bad weather when roads were nearly impassable for mules it was only by constant supervision and the most careful arrangement that a supply of water and food was maintained. December 18-19 1915. Also during the evacuation of the Anzac position, Major Avery, though thrown on his own resources, by his skilful manipulation of the means at his disposal and his untiring efforts kept the troops of the division supplied up to the end. This officer has done very good work ever since he took up the work of Senior Supply Officer, & is deserving of special mention.'
Source: London Gazette
Date: 3 June 1916

'This Officer has a continuous record of successful work since the beginning of the War, having never been absent from his duties during the whole period except for very short intervals of leave. He succeeded to the position of A.A. & Q.M.G. after very good service as D.A.Q.M.G., and his work has been of a very high order. I consider he has well earned the reward for which he is now recommended.'
Source: London Gazette
Date: 3 June 1919

'For distinguished and gallant services and devotion to duty during the period 16th September 1918, to 15th March 1919.'
Source: London Gazette
Date: 11 July 1919

'During the past six months has been S.S.O. (during the operations on the Somme) and latterly D.A.Q.M.G. In all that he undertakes his work is of an exceptionally high order. A very able and gifted Officer has proved by the manner in which he has carried out all duties entrusted to him to my entire satisfaction.'
Source: London Gazette
Date: 1 June 1917

'Distinguished service and devotion to duty as Senior Supply Officer during the operations in the Somme Valley. His work has been flawless.'
Source: London Gazette
Date: 4 January 1917