Basic Details Surname Sumner Forenames C M 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) Devonshire Regiment Sub-unit (Primary - Stated) 6th Rank / Title (Primary - Stated) Colonel Our References Unit (Primary - Our reference) Devonshire Regiment Rank / Title (Primary - Our reference) Colonel