Basic Details Surname Keel Forenames Robert R D 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) SS Zent Rank / Title (Primary - Stated) Engineer Our References Unit (Primary - Our reference) SS Zent Rank / Title (Primary - Our reference) Engineer Death and Burial details Year of death 1916 Month of death April Day of death 5 Age at death 35 Manner of death as stated Sunk by submarine Manner of death reference Killed in Action