Bidspirit auction | RARE variety 605 Sqn RAF

RARE variety 605 Sqn RAF cover Flown in Whirlwind Treble Crew Signed. . 11 Aug 73 BFPS 1375 RAF 1973 Exhibition. No 605 ( County of Warwick ) Sqn Royal Auxiliary Air Force. Flown Whirlwind Mk10 XP331 during the 1976 British Helicopter Championships held in Stowe School Buckingham. Flown cachet details on the Back. Personally Signed by Whirlwind Crew Captain Flt Lt M P W Chapple and Flt Sgt R Gatrell Navigator, Sqn Ldr Martin Locke. Certified Cover no 121 of 200 issued Signed by S R Bridson RAF Museum Philatelic Consortium Member.