Basic Details Surname Callister Forenames W 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) SS Orator Our References Service (Primary - Our reference) Merchant Navy Unit (Primary - Our reference) SS Orator Death and Burial details Town of death Orator Manner of death as stated Unknown