Personal Number: 122390 Rank: Major Name: Raymond Windham de la Poer BEREFORD-PEIRSE Unit: Royal Army Ordnance Corps London Gazette : 11 June 1915 https://www.thegazette.co.uk/London/issue/29189/page/5645/data.pdf TERRITORIAL FORCE. ROYAL HORSE ARTILLERY. Inverness-shire; Raymond Windham de la Poer Beresford-Peirse (late Cadet, Eton College Contingent, Junior Division, Officers Training Corps) to be Second Lieutenant. Dated 21st April, 1915 London Gazette : 4 December 1942 https://www.thegazette.co.uk/London/issue/35808/supplement/5261/data.pdf ROYAL ARMY ORDNANCE CORPS. Admin. Branch. The undermentioned, from R.A.S.C., in the rank as stated, 1st Oct. 1942, retaining their present seniority:- War Subs. Capt.: — R. W. De La P. Beresford-Peirse (122390).