CMD9a RAF COMMANDERS Sir Arthur Harris signed Gp Capt Baldwin and McKendrick (J)

16 Sep 86 BFPS 2114 50th Anniversary of the Operation .Reorganisation of the Royal Air Force special Postmark on 31p Sir Arthur Harris stamp. Cover depicts RAF Wyton badge Marshal of the RAF Sir Arthur Harris was Marshal of the Royal Air Force. Blue flown cachet flown in Canberra of no 100 Sqn from RAF Wyton the former main base for the pathfinder Force to over fly the Bomber Command Headquartes at High Wycombe and then the Operational Group Headquarters . Personally Signed by Group Captian Baldwin MBE and Wing Comander R McKendrick RAF Officer Commanding 100 Squadron also signed Flight Lieutenant B J Pearce