Simon Glancey has submitted the following:
Sgt. McLean was the pilot of Armstrong-Whitworth Whitley V Z6743 of 77 Squadron, which was lost with all four crew members on a mission to Aachen. The Whitley crashed at Snaaskerke, West Flanders, the victim of flak.Royal Air Force Bomber Command Losses of the Second World War: 1941; W.R. Chorley; 1993; Midland Counties Publications; ISBN 0 904597 87 3, page 89
