Basic Details Surname Simpson Forenames S Gender Not stated on memorial Information stated on memorial War Military Service Served or died Died Notes Grave No. 138 Primary Service As stated on memorial Unit (Primary - Stated) RAF Wittering Rank / Title (Primary - Stated) SAC Our References Service (Primary - Our reference) Royal Air Force/ Royal Flying Corps Rank / Title (Primary - Our reference) Senior Aircraftman/Airman