Simon Glancey has submitted the following:
F/O Robson was the pilot of Short Stirling IV LK133 of 570 squadron, which was lost on an S.O.E. mission to Dijon with the loss of all seven crew members.
Though without Anger: Losses of Transport and Special Duties Aircraft and Assault Gliders 1940 to 1945, C. Cummings, 2009, Nimbus Publishing, ISBN 978-0952661962, page 339
