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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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Date of death: 11/04/1918
Cemetery: BROWN'S ROAD MILITARY CEMETERY, FESTUBERT
Date of death: 30/10/1918
Cemetery: ROCQUIGNY-EQUANCOURT ROAD BRITISH CEMETERY, MANANCOURT
Sapper Daniel Campbell
Date of death: 23/10/1916 (aged 28)
Cemetery: CARNOY MILITARY CEMETERY
Son of Peter and Jane Campbell, of Usworth, Co. Durham; husband of Mary Anne Campbell, of 1, Dorcas Terrace, Council Houses, New Washington, Co. Durham.