Basic Details Surname Callaby Forenames Ernest. Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Primary Service As stated on memorial Service (Primary - Stated) Royal Navy. Unit (Primary - Stated) Portsmouth Dockyard. Rank / Title (Primary - Stated) Stoker Our References Service (Primary - Our reference) Royal Navy Rank / Title (Primary - Our reference) Stoker