Simon Glancey has submitted the following:
Sgt. Welsh was the rear gunner of Avro Lancaster I ED493 WS-A of 9 squadron, which was lost on a mission to Hamburg. The Lancaster was shot down by a Luftwaffe night-fighter, flown by Ofw. Karl-Heinz Scherfling of IV./NJG.1, and crashed into the North Sea off Bergen Aan See, Holland, with the loss of all seven crew members.
Royal Air Force Bomber Command Losses of the Second World War: 1943;W.R. Chorley; 1996; Midland Counties Publications; ISBN 0 904597 90 3, page 254
Tony Hibberd has added the following:
Lancaster ED493 WS-A had departed Bardney at 2236 for Ops Hamburg. It was intercepted at 5100M over the North Sea 25km W of Schagen by a Night-Fighter captained by Nacht-Jagd “Experten” Ofw Karl-Heinz Scherfling (X/NJG1) and shot down at 0333 for his 19th Abschuss
Nachtjagd Combat Archive 1943 Part 2 Dr Theo Boiten
William Miller Welsh is remembered in Berwick on B25.41
