Basic Details Surname Colley Forenames Harold John Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Honours VC, MM Primary Service As stated on memorial Unit (Primary - Stated) British Army Sub-unit (Primary - Stated) 10th Battalion Rank / Title (Primary - Stated) Sergeant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Princess Louise`s (Argyll and Sutherland Highlanders) Rank / Title (Primary - Our reference) Sergeant Death and Burial details Country of death France Town of death Martinpuich Country of burial France Town of burial Mailly-Maillet Cemetery Mailly Wood Year of death 1918 Month of death August Day of death 25 Age at death 23 Manner of death as stated Mortally wounded