Basic Details Surname Callis Forenames A E Gender Not stated on memorial Information stated on memorial War First World War (1914-1918) Served or died Served Primary Service As stated on memorial Service (Primary - Stated) Navy (Royal Navy) Unit (Primary - Stated) Royal Marine Artillery Rank / Title (Primary - Stated) Gunner Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Marine Artillery Rank / Title (Primary - Our reference) Gunner