Basic Details Surname Barnwell Forenames Herbert Grahame Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Army Unit (Primary - Stated) Royal Electrical and Mechanical Engineers Sub-unit (Primary - Stated) Tank Brigade Rank / Title (Primary - Stated) Lieut. Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Royal Electrical and Mechanical Engineers Rank / Title (Primary - Our reference) Lieutenant