RAF29d No.10 Squadron RAF Signed by ACM Sir Ronald Ivelaw-Chapman (A)

Cover bearing a large 10p Machin definitive and flown in VC10 XV103 from RAE Farnborough to RAF Brize Norton. It is Signed only by ACM Sir Ronald Ivelaw-Chapman a member of No.10 Squadron from March to November 1918 and Vice President of Royal Air Forces Escaping Society Certified Copy of 1248