Basic Details Surname Lucas Forenames H G Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) HM Submarine Tetrarch Rank / Title (Primary - Stated) Ldg Stoker Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Tetrarch Rank / Title (Primary - Our reference) Leading Stoker Death and Burial details Year of death 1941 Month of death October Day of death 27 Manner of death as stated Lost