Reference to his death on 10th August 1915
Notes from The Great War website:
'Leland, John Henry Frederick. Second Lieutenant: Royal Welsh Fusiliers, 5th Battalion. Last days in Action: Killed in action in Gallipoli on 10 August 1915, the day following his arrival in Suvla Bay, age 31.'Military Notes: He sailed from Devonport on 19 July 1915 for Gallipoli, going via Imbros and disembarking at Suvla Bay on 9 August 1915. '
2nd Lieutenant John Henry Frederick Leland, aged 31, 5th RWF, died 10/8/15, son of Henry and Laura Leland of Blackrock, Dublin, husband of Florence Mary, Graduate, Barrister, Scholar and Moderator of Trinity College Dublin. Commemorated on the Helles Memorial.'
'2/Lt John Henry LELAND, 5/RWF - son of Henry & Laura Leland, 6 Idrone Terrace, Blackrock, Co. Dublin and husband of Florence Mary Leland. He was a Barrister at Law, Scholar & Moderator of Trinity College, Dublin. Commissioned 2/Lt 26/08/1914 into 5/RWF. Trained around Northampton & Cambridge. Embarked Dardanelles July 1915. Landed at Suvla Bay 9/08/1915. Killed fighting in the advance the following day trying to cross the Salt Lake 10/08/1915. Age 31. Commemorated Helles Memorial.'
'8th - Embrked Rowan and sailed for Imbros. Strength 26 officers 811 other ranks9th - To Suvla 4.30 am Landed "C" Beach 6am and to bivouacs at Lala Baba
10th - One Company detailed to take equipment up to front line. Moved forward 4.45 am. Advanced across Salt Lake under heavy shrapnel and rifle fire. Passed through entrenching battalions of 159th Brigade 11.30am. Official History of the Great War records that the 1/5 was gallantly led by Lieutenant-Colonel B. E. Philips and penetrated to within a few hundred yards of Scimitar Hill. Opened fire on enemy about 200 yards from Turkish front line. Later ordered to withdraw to 159th Brigade lines. Further attempts to take enemy positions during afternoon also failed. All reports of 158th Brigade's advance refer to lack of maps and confusion. Casualties - Lieutenant-Colonel B. E Philips, Lieutenant H. O Williams, Second-Lieutenants R. C. Walton, J. H. F. Leland, F. P. Synnott***, R. M. Mocatta and 13 Other Ranks killed, 6 Officers, 116 Other Ranks wounded: 39 missing.
Source: British Regiments at Gallipoli
***Note Both J.H.F. Leland and F.P. Synnott were both High School Past pupils. They both served in the 5th Battalion, one age 31, the other age 21 - they died on the same day.