Basic Details Surname Clarke Forenames Charles L 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) Merchant Marine Unit (Primary - Stated) HMS Polyxena Rank / Title (Primary - Stated) 4th Engineer Our References Service (Primary - Our reference) Merchant Navy Unit (Primary - Our reference) HMS Polyxena Rank / Title (Primary - Our reference) Fourth Engineer Death and Burial details Manner of death as stated unknown