Bidspirit auction | Worldwide Pioneer Flights - Great

Worldwide Pioneer Flights - Great Britain - 1935 (December 12), Pioneer Flight cover from London to Buenos Aires, franked by two horizontal pairs of 1s bister, each one with perfin HUTH, delivered by German aircraft from Stuttgart, machine arrival ''15.12.35'' date stamp, mostly VF, Est. $100-$150, Sc. #200