C86c Biggin Hill Int Air Tat Britains Record Breakers MS1 Signed Chrisholm and Nott

16th May 1981 BFPS 2938 Biggin Hill International Air Fair and Britains Record Breakers.Cover depicts Britains Record Breakers miniature sheet MS1 which depicts Gloster Meteor F4 World Absolute Speed Record of 615.81 mph on 7 September 1946