Basic Details Surname Marks Forenames Philip Moses Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) Middlesex Regiment (Duke Of Cambridges Own ) Sub-unit (Primary - Stated) 5th Battalion Rank / Title (Primary - Stated) Second Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Duke of Cambridge's Own (Middlesex Regiment) Rank / Title (Primary - Our reference) Second Lieutenant Death and Burial details Year of death 1915 Month of death September Day of death 29 Age at death 25 Manner of death as stated Killed In Action Manner of death reference Killed in Action Personal Details Address 38,ROYAL AVENUE, CHELSEA Relationships SON OF THE LATE MONTAGUE AND AGNES MARKS , HUSBAND OF CYNTHIA JANET MARKS