Basic Details Surname Roberts Forenames W Gender Male Information stated on memorial War Military Service Served or died Died Primary Service As stated on memorial Service (Primary - Stated) HM Submarine Service Unit (Primary - Stated) K13 Rank / Title (Primary - Stated) Sto Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS K13 Rank / Title (Primary - Our reference) Stoker Death and Burial details Year of death 1917 Month of death January Day of death 29 Manner of death as stated Lost their lives in Submarines or on Submarine Service