Air League supporters lapel badge

A scarce original circa 1930's period 'Air League lapel badge; small silver plated stylized eagle bearing blue enamel scroll below, the reverse impressed with maker's details 'J.R.GAUNT LONDON'. Good condition, complete with original buttonhole lapel fitting, no damage to the enamel, minor service wear.Height approx 25mm.In 1938 The Air League founded the Air Defence Cadet Corps, which is now the Air Training Corps.