Basic Details Surname Mills Forenames Walter Arthur Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Service number 218251 Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) Royal Engineers Sub-unit (Primary - Stated) 259th Railway Company Rank / Title (Primary - Stated) Sapper Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Royal Engineers Rank / Title (Primary - Our reference) Sapper