Basic Details Surname Ash Forenames William Claudius Casson Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Honours D.S.O. Primary Service As stated on memorial Service (Primary - Stated) Army Unit (Primary - Stated) Middlesex Regiment Sub-unit (Primary - Stated) 23rd Battalion Rank / Title (Primary - Stated) Lt.-Col 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) Lieutenant Colonel Death and Burial details Country of burial France Cemetery Etaples Military Cemetery Year of death 1916 Month of death September Day of death 20