(Figure 13) The British Fin Flash was standardized late in 1940, and remained this size through June 1942. On airplanes with small fins (such as the Supermarine Spitfire), it was sometimes necessary to cut an upper corner of the flash.
(Figure 15) The proportions of the French Cocarde, used since WW I, were determined by dividing the radius of the outer circle into thirds. These proportions were also adopted by Italy after it joined the Allies in 1943.
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