Basic Details Surname Porch Forenames Robert Emery Gender Male Information stated on memorial War Military Service Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) HM Submarine H42 Rank / Title (Primary - Stated) Submarine Coxswain Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS H42 Rank / Title (Primary - Our reference) Submarine Coxswain