Basic Details Surname Effemy Forenames C Gender Male Information stated on memorial Alternative surname Effemy Alternative forename Rupert Stephen War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Navy (RN) Unit (Primary - Stated) Royal Marine Artillery Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Marine Artillery Death and Burial details Manner of death as stated Unknown