On the 11th June the 5th Loyal North Lancashire Regiment left the Division, and on 11th October the 2nd London Regiment; on the 26th November the 1st East Yorkshire Regiment was transferred to the 1st Division, and on the 28th November the Queen's Westminsters left to join the 56th Division, the 14th D.L.I. arriving the same day to take their place in the 18th Infantry Brigade. On the 13th October the 2/2nd West Riding (later the 459th) Field Company joined. Machine-gun companies took their place--the 18th M.G.C. in January, the 16th M.G.C. in February, and the 71st M.G.C. in March 1916. Medium T.M.s came into being in May 1916, and L.T.M.s in August 1916. The cyclist company and the squadron of Northamptonshire Yeomanry also left during this period on becoming Corps troops. The changes in the Divisional Artillery were numerous. On 12th May the 12th Brigade, R.F.A., was broken up--the 87th Battery going to the 2nd Brigade, and the 43rd Battery to the 24th Brigade; each battery giving one section to form "D" Battery, 38th Brigade, which latter replaced the 34th Battery transferred on 15th February to a T.F. Division. The 86th Battery had previously been transferred from the 12th Brigade, R.F.A., to another Division. The 38th Brigade later became an Army Brigade, R.F.A. On the 14th November 1915 Major-Gen. C. Ross, D.S.O., assumed command of the Division, on the appointment of Major-Gen. W. N. Congreve, V.C., to the command of the XIII Corps. Lt.-Col. J. M. Shea (now Major-Gen. Sir J. M. Shea, K.C.M.G., C.B., D.S.O.) was succeeded as G.S.O.1 on the 5th July 1915 by Lt.-Col. G. F. Boyd, D.S.O., D.C.M., who finished the war as Major-General commanding the 46th Division. On the 29th February 1916 Major W. E. Ironside, who has since reached the position of Major-General commanding the Allied Forces at Archangel, was succeeded as G.S.O.2 by Major L. P. Evans of the Black Watch, who subsequently, after winning the V.C. as a Battalion Commander, finished the War in command of an Infantry Brigade.