Basic Details Surname Jackson Forenames Robert Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Primary Service As stated on memorial Unit (Primary - Stated) A.D.M.S. 55th Division Rank / Title (Primary - Stated) Colonel Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Royal Army Medical Corps Rank / Title (Primary - Our reference) Colonel