Basic Details Surname Sewell Forenames Hubert 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 Naval Reserve Unit (Primary - Stated) H.M.S. Laurentic Rank / Title (Primary - Stated) Engineer Lieutenant Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Laurentic Rank / Title (Primary - Our reference) Engineer Lieutenant Death and Burial details Country of burial United Kingdom Town of burial Plymouth Cemetery Plymouth Naval Memorial Year of death 1917 Month of death January Day of death 25 Age at death 33 Manner of death as stated Struck by a Mine Manner of death reference Other