Ft. Sgt. Avery was serving with 15. O.T.U. He was a crew member of Wellington X LN614 which took off from Harwell on a night bombing exercise. It crashed on returning to land, it is thought from a catastrophic electrical failure. 5 crew members died and one was injured.
Royal Air Force Bomber Command Losses: Volume 7; Operational Training Units 1940-1947; W.R. Chorley; 2002; Midland Publishing; ISBN 1 85780 132 6.
He is remembered at Stockton on Tees on S138.34
