'Sticker' purchased at or for the annual 'At Home' Day of the R.A.F. The Empire Air Day, Saturday May 20th (1939 - Yeadon). 13cm diameter. Fabulous illustration of three Hawker Hurricanes in formation. Directions for use are printed on the reverse side. Unused. Superb rare item from the months prior to the start of WW2. Stock code P14890.