In memory of the brave crew that died on active service, Cefn Yr Ystrad Trefil 80 yrs ago today 9th December. Pilot officer Albert Tindall aged 21 RAAF (Australian) 2nd Pilot. Flight Sergeant David Mills RAF VR Belfast Northern Ireland UK aged 21 Sergeant Navigator Hylton D Ellis RAF aged 26 UK. Stanley G Howard Sergeant Wireless Operator aged ? RAF VR UK David E Wallace Sergeant Air Gunner Age unknown, RAF VR. UK. Reginald Brown Sergeant Air Gunner aged 22yrs. Royal New Zealand Air Force