277 Squadron operated out of MH for over two years from December 22nd 1941 until October 5th 1944, this was in the form of a detachment of Walrus Amphibians, I do believe that at least a Lysander was used as a spotter aircraft in locating downed aircrew in the North Sea, this article appeared in The Daily Sketch in recognition of picking up the 100th downed airman. This and the previous articles can be found in the Martlesham Heath Aviation Museum