Basic Details Surname Luff Forenames John Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Royal Navy Unit (Primary - Stated) HMS BAT Sub-unit (Primary - Stated) Not stated on the Memorial Rank / Title (Primary - Stated) O. S. Our References Service (Primary - Our reference) Royal Navy Rank / Title (Primary - Our reference) Ordinary Seaman Death and Burial details Year of death 1917 Month of death October Day of death 29 Manner of death as stated Lost at sea Manner of death reference Killed in Action