By Airflow. Size 7. Physically measures approximately 54.5cm internally. Pale tan cotton lightweight cap with chocolate brown peak and front and rear straps. Yellow satin lining. The cap is actually quite clean and appears to be free of moth damage. The peak is excellent and clean on the top but lightly soiled on the underside where it is named to the original owner. Excellent one-piece badge with screw post fixing. The perforated inner leather band is also very good. A very nice cap. This belonged to Lieutenant P.A. Riddell 0-710761, a P-38 pilot who flew in the Panama Canal zone. Stock code U24336.