Basic Details Surname Clayton Forenames Henry Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) HMS Formidable Rank / Title (Primary - Stated) Artificer Engr Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Formidable Rank / Title (Primary - Our reference) Artificer Engineer Death and Burial details Country of death at sea Year of death 1915 Month of death January Day of death 1 Manner of death reference Killed in Action