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The regimental War Diaries are held at The UK National Archives and as of April 2020 have been made available for free download*. They are the official unit war diaries for the British Army that contain records of daily activities, including casualties. They are not personal diaries.
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London Regiment (Queen Victoria's Rifles)
Date of death: 14/04/1917
Cemetery: WANCOURT BRITISH CEMETERY
Husband of A. H. W. Warwicker, of 5, Marmont Rd., Peckham, London.
9th (Queen's Royal) Lancers
Date of death: 14/04/1917 (aged 23)
Cemetery: CAMBERWELL OLD CEMETERY
Son of Mrs. E. Clay, of 126, Marmont Rd., Peckham, London.