Basic Details Surname Middleton Forenames Bertram Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Primary Service As stated on memorial Service (Primary - Stated) Royal Navy Unit (Primary - Stated) HMS Salvia Rank / Title (Primary - Stated) Able Seaman Our References Service (Primary - Our reference) Royal Navy Rank / Title (Primary - Our reference) Able Seaman Death and Burial details Country of death Not stated on the memorial whether survived or died.