Basic Details Surname Sewill Forenames Arnold Waterlow Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) West Yorkshire Regiment Sub-unit (Primary - Stated) 12th Battalion Rank / Title (Primary - Stated) Temp. 2nd Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Prince of Wales's Own (West Yorkshire Regiment) Rank / Title (Primary - Our reference) Second Lieutenant Death and Burial details Country of death France Country of burial France Town of burial Mericourt Cemetery Peronne Road Cemetery Year of death 1916 Month of death July Day of death 23 Age at death 26 Manner of death as stated Killed in action Manner of death reference Killed in Action